[INFO] cloning repository https://github.com/oompf/bergwerk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oompf/bergwerk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foompf%2Fbergwerk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foompf%2Fbergwerk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20d85d753d1818e8f8796688c5a94f82be9a76ec
[INFO] testing oompf/bergwerk against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foompf%2Fbergwerk" "/workspace/builds/worker-40/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-40/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oompf/bergwerk on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oompf/bergwerk
[INFO] finished tweaking git repo https://github.com/oompf/bergwerk
[INFO] tweaked toml for git repo https://github.com/oompf/bergwerk written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate git repo https://github.com/oompf/bergwerk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be16dc0e49561721cb608217e3cb097eac579469b68653bb1cce93199fa6ecc6
[INFO] running `Command { std: "docker" "start" "-a" "be16dc0e49561721cb608217e3cb097eac579469b68653bb1cce93199fa6ecc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be16dc0e49561721cb608217e3cb097eac579469b68653bb1cce93199fa6ecc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be16dc0e49561721cb608217e3cb097eac579469b68653bb1cce93199fa6ecc6", kill_on_drop: false }`
[INFO] [stdout] be16dc0e49561721cb608217e3cb097eac579469b68653bb1cce93199fa6ecc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d696a60310e35d245bd9bfd7a59057f504f6b1416d57ad4c4a9c51148711e92
[INFO] running `Command { std: "docker" "start" "-a" "7d696a60310e35d245bd9bfd7a59057f504f6b1416d57ad4c4a9c51148711e92", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling bergwerk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `chunker::FileChunker`
[INFO] [stdout]  --> src/chunking/mod.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) use chunker::FileChunker;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DirEntry`, `Error`
[INFO] [stdout]  --> src/commands/backup.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::fs::{DirEntry, DirWalker, Error};
[INFO] [stdout]   |                 ^^^^^^^^             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/commands/backup.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for (n, e) in walk.into_iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/fs/walker.rs:146:29
[INFO] [stdout]     |
[INFO] [stdout] 146 |         if let Self::Opened(rd) = self {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_rd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/chunking/chunker.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub(crate) fn new(key: &[u8]) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `chunk`
[INFO] [stdout]   --> src/chunking/chunker.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub(crate) fn chunk(&self, file: File) -> FileChunkIter {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_type`
[INFO] [stdout]   --> src/fs/dent.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub(crate) fn file_type(&self) -> fs::FileType {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_file`
[INFO] [stdout]   --> src/fs/dent.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(crate) fn is_file(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_symlink`
[INFO] [stdout]   --> src/fs/dent.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub(crate) fn is_symlink(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `path`
[INFO] [stdout]   --> src/fs/error.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub(crate) fn path(&self) -> &Path {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kind`
[INFO] [stdout]   --> src/fs/error.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn kind(&self) -> io::ErrorKind {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.74s
[INFO] running `Command { std: "docker" "inspect" "7d696a60310e35d245bd9bfd7a59057f504f6b1416d57ad4c4a9c51148711e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d696a60310e35d245bd9bfd7a59057f504f6b1416d57ad4c4a9c51148711e92", kill_on_drop: false }`
[INFO] [stdout] 7d696a60310e35d245bd9bfd7a59057f504f6b1416d57ad4c4a9c51148711e92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4c4a09276b5fed35990e20a144e51a5489b97aa366844e71f975eb5602f6449
[INFO] running `Command { std: "docker" "start" "-a" "c4c4a09276b5fed35990e20a144e51a5489b97aa366844e71f975eb5602f6449", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `chunker::FileChunker`
[INFO] [stdout]  --> src/chunking/mod.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) use chunker::FileChunker;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DirEntry`, `Error`
[INFO] [stdout]  --> src/commands/backup.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::fs::{DirEntry, DirWalker, Error};
[INFO] [stdout]   |                 ^^^^^^^^             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/commands/backup.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for (n, e) in walk.into_iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/fs/walker.rs:146:29
[INFO] [stdout]     |
[INFO] [stdout] 146 |         if let Self::Opened(rd) = self {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_rd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/chunking/chunker.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub(crate) fn new(key: &[u8]) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `chunk`
[INFO] [stdout]   --> src/chunking/chunker.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub(crate) fn chunk(&self, file: File) -> FileChunkIter {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_type`
[INFO] [stdout]   --> src/fs/dent.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub(crate) fn file_type(&self) -> fs::FileType {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_file`
[INFO] [stdout]   --> src/fs/dent.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(crate) fn is_file(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bergwerk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_symlink`
[INFO] [stdout]   --> src/fs/dent.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub(crate) fn is_symlink(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `path`
[INFO] [stdout]   --> src/fs/error.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub(crate) fn path(&self) -> &Path {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kind`
[INFO] [stdout]   --> src/fs/error.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn kind(&self) -> io::ErrorKind {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chunker::FileChunker`
[INFO] [stdout]  --> src/chunking/mod.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) use chunker::FileChunker;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DirEntry`, `Error`
[INFO] [stdout]  --> src/commands/backup.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::fs::{DirEntry, DirWalker, Error};
[INFO] [stdout]   |                 ^^^^^^^^             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/commands/backup.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for (n, e) in walk.into_iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/fs/walker.rs:146:29
[INFO] [stdout]     |
[INFO] [stdout] 146 |         if let Self::Opened(rd) = self {
[INFO] [stdout]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_rd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/chunking/chunker.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub(crate) fn new(key: &[u8]) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `chunk`
[INFO] [stdout]   --> src/chunking/chunker.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub(crate) fn chunk(&self, file: File) -> FileChunkIter {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_type`
[INFO] [stdout]   --> src/fs/dent.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub(crate) fn file_type(&self) -> fs::FileType {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_file`
[INFO] [stdout]   --> src/fs/dent.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(crate) fn is_file(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_symlink`
[INFO] [stdout]   --> src/fs/dent.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub(crate) fn is_symlink(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `path`
[INFO] [stdout]   --> src/fs/error.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub(crate) fn path(&self) -> &Path {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kind`
[INFO] [stdout]   --> src/fs/error.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn kind(&self) -> io::ErrorKind {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "c4c4a09276b5fed35990e20a144e51a5489b97aa366844e71f975eb5602f6449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c4a09276b5fed35990e20a144e51a5489b97aa366844e71f975eb5602f6449", kill_on_drop: false }`
[INFO] [stdout] c4c4a09276b5fed35990e20a144e51a5489b97aa366844e71f975eb5602f6449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f22cf25dd18a8b76ccb25500d2bad86cc7c498681f25e34a32d7b31d68e9d8d
[INFO] running `Command { std: "docker" "start" "-a" "5f22cf25dd18a8b76ccb25500d2bad86cc7c498681f25e34a32d7b31d68e9d8d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `chunker::FileChunker`
[INFO] [stderr]  --> src/chunking/mod.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(crate) use chunker::FileChunker;
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DirEntry`, `Error`
[INFO] [stderr]  --> src/commands/backup.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::fs::{DirEntry, DirWalker, Error};
[INFO] [stderr]   |                 ^^^^^^^^             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/commands/backup.rs:19:14
[INFO] [stderr]    |
[INFO] [stderr] 19 |         for (n, e) in walk.into_iter().enumerate() {
[INFO] [stderr]    |              ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rd`
[INFO] [stderr]    --> src/fs/walker.rs:146:29
[INFO] [stderr]     |
[INFO] [stderr] 146 |         if let Self::Opened(rd) = self {
[INFO] [stderr]     |                             ^^ help: if this is intentional, prefix it with an underscore: `_rd`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/chunking/chunker.rs:30:19
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub(crate) fn new(key: &[u8]) -> Self {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `chunk`
[INFO] [stderr]   --> src/chunking/chunker.rs:53:19
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub(crate) fn chunk(&self, file: File) -> FileChunkIter {
[INFO] [stderr]    |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `file_type`
[INFO] [stderr]   --> src/fs/dent.rs:55:19
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub(crate) fn file_type(&self) -> fs::FileType {
[INFO] [stderr]    |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_file`
[INFO] [stderr]   --> src/fs/dent.rs:63:19
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub(crate) fn is_file(&self) -> bool {
[INFO] [stderr]    |                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_symlink`
[INFO] [stderr]   --> src/fs/dent.rs:67:19
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub(crate) fn is_symlink(&self) -> bool {
[INFO] [stderr]    |                   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `path`
[INFO] [stderr]   --> src/fs/error.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub(crate) fn path(&self) -> &Path {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `kind`
[INFO] [stderr]   --> src/fs/error.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub(crate) fn kind(&self) -> io::ErrorKind {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bergwerk` (lib) generated 11 warnings
[INFO] [stderr] warning: `bergwerk` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bergwerk-7746b32d81996eb0)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bergwerk-8662421e1c245c8d)
[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] [stderr]    Doc-tests bergwerk
[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" "5f22cf25dd18a8b76ccb25500d2bad86cc7c498681f25e34a32d7b31d68e9d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f22cf25dd18a8b76ccb25500d2bad86cc7c498681f25e34a32d7b31d68e9d8d", kill_on_drop: false }`
[INFO] [stdout] 5f22cf25dd18a8b76ccb25500d2bad86cc7c498681f25e34a32d7b31d68e9d8d