[INFO] fetching crate packapp 0.4.0...
[INFO] checking packapp-0.4.0 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate packapp 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate packapp 0.4.0 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/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" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argh_shared v0.1.1
[INFO] [stderr]   Downloaded fs_extra v1.1.0
[INFO] [stderr]   Downloaded line-wrap v0.1.1
[INFO] [stderr]   Downloaded argh v0.1.3
[INFO] [stderr]   Downloaded plist v1.0.0
[INFO] [stderr]   Downloaded xml-rs v0.8.3
[INFO] [stderr]   Downloaded argh_derive v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf6b93e24d96d4d99d21e1170b2d8b80e6f21a11a08e878142f14f9dc55bda38
[INFO] running `Command { std: "docker" "start" "-a" "cf6b93e24d96d4d99d21e1170b2d8b80e6f21a11a08e878142f14f9dc55bda38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf6b93e24d96d4d99d21e1170b2d8b80e6f21a11a08e878142f14f9dc55bda38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6b93e24d96d4d99d21e1170b2d8b80e6f21a11a08e878142f14f9dc55bda38", kill_on_drop: false }`
[INFO] [stdout] cf6b93e24d96d4d99d21e1170b2d8b80e6f21a11a08e878142f14f9dc55bda38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d9dc9b958c22b04224cb68f00c6e342b05baee6fa70e7f3b0780584bdf9d461
[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" "9d9dc9b958c22b04224cb68f00c6e342b05baee6fa70e7f3b0780584bdf9d461", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking 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]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]     Checking argh v0.1.3
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking plist v1.0.0
[INFO] [stderr]     Checking 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: 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] 
[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] 
[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] 
[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] 
[INFO] [stdout] warning: 9 warnings emitted
[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: 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] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.01s
[INFO] running `Command { std: "docker" "inspect" "9d9dc9b958c22b04224cb68f00c6e342b05baee6fa70e7f3b0780584bdf9d461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d9dc9b958c22b04224cb68f00c6e342b05baee6fa70e7f3b0780584bdf9d461", kill_on_drop: false }`
[INFO] [stdout] 9d9dc9b958c22b04224cb68f00c6e342b05baee6fa70e7f3b0780584bdf9d461
