[INFO] fetching crate packapp 0.4.0...
[INFO] testing packapp-0.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate packapp 0.4.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate packapp 0.4.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate packapp 0.4.0
[INFO] finished tweaking crates.io crate packapp 0.4.0
[INFO] tweaked toml for crates.io crate packapp 0.4.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate crates.io crate packapp 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e8330d6d02bf53cae3f4f226964bbd4f8242b242b455b4b135409899907dedf
[INFO] running `Command { std: "docker" "start" "-a" "5e8330d6d02bf53cae3f4f226964bbd4f8242b242b455b4b135409899907dedf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e8330d6d02bf53cae3f4f226964bbd4f8242b242b455b4b135409899907dedf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e8330d6d02bf53cae3f4f226964bbd4f8242b242b455b4b135409899907dedf", kill_on_drop: false }`
[INFO] [stdout] 5e8330d6d02bf53cae3f4f226964bbd4f8242b242b455b4b135409899907dedf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e713b8f501321ca1413005024df777bdf41a278f5417cc886ac4f47d27a07506
[INFO] running `Command { std: "docker" "start" "-a" "e713b8f501321ca1413005024df777bdf41a278f5417cc886ac4f47d27a07506", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling argh v0.1.3
[INFO] [stderr]    Compiling plist v1.0.0
[INFO] [stderr]    Compiling packapp v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/err.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_exists`
[INFO] [stdout]   --> src/utils.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn assert_exists(path: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write`
[INFO] [stdout]   --> src/utils.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn write(path: impl AsRef<Path>, content: impl AsRef<[u8]>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read`
[INFO] [stdout]   --> src/utils.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn read(path: impl AsRef<Path>) -> Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `basename`
[INFO] [stdout]   --> src/utils.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn basename(path: impl AsRef<Path>) -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extname`
[INFO] [stdout]    --> src/utils.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn extname(path: impl AsRef<Path>) -> Result<String> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_ext`
[INFO] [stdout]    --> src/utils.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn assert_ext(path: impl AsRef<Path>, ext: &str) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Plugins`
[INFO] [stdout]   --> src/bundle.rs:19:2
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Plugins,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `AppDir` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bundle.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Clone, Copy, Debug)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SharedSupport`
[INFO] [stdout]   --> src/bundle.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |     SharedSupport,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `AppDir` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bundle.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Clone, Copy, Debug)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `exists`
[INFO] [stdout]   --> src/utils.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn exists(path: impl AsRef<Path>) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_exists`
[INFO] [stdout]   --> src/utils.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn assert_exists(path: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_dir`
[INFO] [stdout]   --> src/utils.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn is_dir(path: impl AsRef<Path>) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_file`
[INFO] [stdout]   --> src/utils.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn is_file(path: impl AsRef<Path>) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mkdir`
[INFO] [stdout]   --> src/utils.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn mkdir(path: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `copy`
[INFO] [stdout]   --> src/utils.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn copy(p1: impl AsRef<Path>, p2: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `copy_dir`
[INFO] [stdout]   --> src/utils.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn copy_dir(p1: impl AsRef<Path>, p2: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write`
[INFO] [stdout]   --> src/utils.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn write(path: impl AsRef<Path>, content: impl AsRef<[u8]>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read`
[INFO] [stdout]   --> src/utils.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn read(path: impl AsRef<Path>) -> Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `base`
[INFO] [stdout]    --> src/utils.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub fn base(path: impl AsRef<Path>) -> Result<PathBuf> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extname`
[INFO] [stdout]    --> src/utils.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn extname(path: impl AsRef<Path>) -> Result<String> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_ext`
[INFO] [stdout]    --> src/utils.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn assert_ext(path: impl AsRef<Path>, ext: &str) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.92s
[INFO] running `Command { std: "docker" "inspect" "e713b8f501321ca1413005024df777bdf41a278f5417cc886ac4f47d27a07506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e713b8f501321ca1413005024df777bdf41a278f5417cc886ac4f47d27a07506", kill_on_drop: false }`
[INFO] [stdout] e713b8f501321ca1413005024df777bdf41a278f5417cc886ac4f47d27a07506
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcc0a79046c6afda80e8a5762ea773f2b835b16eda1c012947c4ea58238b9003
[INFO] running `Command { std: "docker" "start" "-a" "fcc0a79046c6afda80e8a5762ea773f2b835b16eda1c012947c4ea58238b9003", kill_on_drop: false }`
[INFO] [stderr]    Compiling packapp v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/err.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_exists`
[INFO] [stdout]   --> src/utils.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn assert_exists(path: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write`
[INFO] [stdout]   --> src/utils.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn write(path: impl AsRef<Path>, content: impl AsRef<[u8]>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read`
[INFO] [stdout]   --> src/utils.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn read(path: impl AsRef<Path>) -> Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `basename`
[INFO] [stdout]   --> src/utils.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn basename(path: impl AsRef<Path>) -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extname`
[INFO] [stdout]    --> src/utils.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn extname(path: impl AsRef<Path>) -> Result<String> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_ext`
[INFO] [stdout]    --> src/utils.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn assert_ext(path: impl AsRef<Path>, ext: &str) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Plugins`
[INFO] [stdout]   --> src/bundle.rs:19:2
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Plugins,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `AppDir` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bundle.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Clone, Copy, Debug)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SharedSupport`
[INFO] [stdout]   --> src/bundle.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |     SharedSupport,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `AppDir` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bundle.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Clone, Copy, Debug)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/err.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `exists`
[INFO] [stdout]   --> src/utils.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn exists(path: impl AsRef<Path>) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_exists`
[INFO] [stdout]   --> src/utils.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn assert_exists(path: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_dir`
[INFO] [stdout]   --> src/utils.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn is_dir(path: impl AsRef<Path>) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_file`
[INFO] [stdout]   --> src/utils.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn is_file(path: impl AsRef<Path>) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mkdir`
[INFO] [stdout]   --> src/utils.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn mkdir(path: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `copy`
[INFO] [stdout]   --> src/utils.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn copy(p1: impl AsRef<Path>, p2: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `copy_dir`
[INFO] [stdout]   --> src/utils.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn copy_dir(p1: impl AsRef<Path>, p2: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write`
[INFO] [stdout]   --> src/utils.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn write(path: impl AsRef<Path>, content: impl AsRef<[u8]>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read`
[INFO] [stdout]   --> src/utils.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn read(path: impl AsRef<Path>) -> Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `base`
[INFO] [stdout]    --> src/utils.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub fn base(path: impl AsRef<Path>) -> Result<PathBuf> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extname`
[INFO] [stdout]    --> src/utils.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn extname(path: impl AsRef<Path>) -> Result<String> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_ext`
[INFO] [stdout]    --> src/utils.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn assert_ext(path: impl AsRef<Path>, ext: &str) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_exists`
[INFO] [stdout]   --> src/utils.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn assert_exists(path: impl AsRef<Path>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write`
[INFO] [stdout]   --> src/utils.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn write(path: impl AsRef<Path>, content: impl AsRef<[u8]>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read`
[INFO] [stdout]   --> src/utils.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn read(path: impl AsRef<Path>) -> Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `basename`
[INFO] [stdout]   --> src/utils.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn basename(path: impl AsRef<Path>) -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extname`
[INFO] [stdout]    --> src/utils.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn extname(path: impl AsRef<Path>) -> Result<String> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_ext`
[INFO] [stdout]    --> src/utils.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn assert_ext(path: impl AsRef<Path>, ext: &str) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Plugins`
[INFO] [stdout]   --> src/bundle.rs:19:2
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Plugins,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `AppDir` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bundle.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Clone, Copy, Debug)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SharedSupport`
[INFO] [stdout]   --> src/bundle.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |     SharedSupport,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `AppDir` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bundle.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Clone, Copy, Debug)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/packapp-9aef52f75e2d2869)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/packapp-c0318d23c27170ad)
[INFO] running `Command { std: "docker" "inspect" "fcc0a79046c6afda80e8a5762ea773f2b835b16eda1c012947c4ea58238b9003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc0a79046c6afda80e8a5762ea773f2b835b16eda1c012947c4ea58238b9003", kill_on_drop: false }`
[INFO] [stdout] fcc0a79046c6afda80e8a5762ea773f2b835b16eda1c012947c4ea58238b9003
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4512fe934509209e1fe96d2eea3015ab35bb92c3c6f4020e8f161ae676ec2fe
[INFO] running `Command { std: "docker" "start" "-a" "a4512fe934509209e1fe96d2eea3015ab35bb92c3c6f4020e8f161ae676ec2fe", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]  --> src/err.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::path::PathBuf;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `assert_exists`
[INFO] [stderr]   --> src/utils.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn assert_exists(path: impl AsRef<Path>) -> Result<()> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `write`
[INFO] [stderr]   --> src/utils.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub fn write(path: impl AsRef<Path>, content: impl AsRef<[u8]>) -> Result<()> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read`
[INFO] [stderr]   --> src/utils.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn read(path: impl AsRef<Path>) -> Result<Vec<u8>> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `basename`
[INFO] [stderr]   --> src/utils.rs:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub fn basename(path: impl AsRef<Path>) -> Result<String> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `extname`
[INFO] [stderr]    --> src/utils.rs:115:8
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub fn extname(path: impl AsRef<Path>) -> Result<String> {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `assert_ext`
[INFO] [stderr]    --> src/utils.rs:128:8
[INFO] [stderr]     |
[INFO] [stderr] 128 | pub fn assert_ext(path: impl AsRef<Path>, ext: &str) -> Result<()> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plugins`
[INFO] [stderr]   --> src/bundle.rs:19:2
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Plugins,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `AppDir` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/bundle.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[derive(Clone, Copy, Debug)]
[INFO] [stderr]    |          ^^^^^        ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SharedSupport`
[INFO] [stderr]   --> src/bundle.rs:20:2
[INFO] [stderr]    |
[INFO] [stderr] 20 |     SharedSupport,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `AppDir` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/bundle.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[derive(Clone, Copy, Debug)]
[INFO] [stderr]    |          ^^^^^        ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `packapp` (lib) generated 9 warnings
[INFO] [stderr] warning: `packapp` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr] warning: function is never used: `exists`
[INFO] [stderr]   --> src/utils.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn exists(path: impl AsRef<Path>) -> bool {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `assert_exists`
[INFO] [stderr]   --> src/utils.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn assert_exists(path: impl AsRef<Path>) -> Result<()> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_dir`
[INFO] [stderr]   --> src/utils.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn is_dir(path: impl AsRef<Path>) -> bool {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_file`
[INFO] [stderr]   --> src/utils.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn is_file(path: impl AsRef<Path>) -> bool {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mkdir`
[INFO] [stderr]   --> src/utils.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn mkdir(path: impl AsRef<Path>) -> Result<()> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `copy`
[INFO] [stderr]   --> src/utils.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn copy(p1: impl AsRef<Path>, p2: impl AsRef<Path>) -> Result<()> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `copy_dir`
[INFO] [stderr]   --> src/utils.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn copy_dir(p1: impl AsRef<Path>, p2: impl AsRef<Path>) -> Result<()> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `base`
[INFO] [stderr]    --> src/utils.rs:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 | pub fn base(path: impl AsRef<Path>) -> Result<PathBuf> {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `packapp` (bin "packapp" test) generated 12 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/packapp-9aef52f75e2d2869)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/packapp-c0318d23c27170ad)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests packapp
[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] [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] [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" "a4512fe934509209e1fe96d2eea3015ab35bb92c3c6f4020e8f161ae676ec2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4512fe934509209e1fe96d2eea3015ab35bb92c3c6f4020e8f161ae676ec2fe", kill_on_drop: false }`
[INFO] [stdout] a4512fe934509209e1fe96d2eea3015ab35bb92c3c6f4020e8f161ae676ec2fe