[INFO] updating cached repository https://github.com/xfbs/xar
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c2793f9b098266db45daa8f5f335ed05bbc7ceed
[INFO] testing xfbs/xar against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxfbs%2Fxar" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xfbs/xar on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/xfbs/xar
[INFO] finished tweaking git repo https://github.com/xfbs/xar
[INFO] tweaked toml for git repo https://github.com/xfbs/xar written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/xfbs/xar already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 02bdc5c8223dfb94a5c68d1c1a6f6364d0b9963ca4536ba64c5ff36578aa741d
[INFO] running `"docker" "start" "-a" "02bdc5c8223dfb94a5c68d1c1a6f6364d0b9963ca4536ba64c5ff36578aa741d"`
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling libflate v0.1.23
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling xmltree v0.8.0
[INFO] [stderr]    Compiling quick-xml v0.14.0
[INFO] [stderr]    Compiling xar v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::*`
[INFO] [stderr]  --> src/archive.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libflate::zlib::Decoder`
[INFO] [stderr]  --> src/archive.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use libflate::zlib::Decoder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::SeekFrom`
[INFO] [stderr]  --> src/archive.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::SeekFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Seek`
[INFO] [stderr]  --> src/archive.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{Read, Seek};
[INFO] [stderr]   |                     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Component`
[INFO] [stderr]  --> src/toc.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::path::{Component, Path, PathBuf};
[INFO] [stderr]   |                 ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FileElement::*`
[INFO] [stderr]    --> src/toc.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |         use FileElement::*;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FileElement::*`
[INFO] [stderr]    --> src/toc.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |         use FileElement::*;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `element`
[INFO] [stderr]    --> src/toc.rs:305:9
[INFO] [stderr]     |
[INFO] [stderr] 305 |         element: FileElement,
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_element`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `element`
[INFO] [stderr]    --> src/toc.rs:314:9
[INFO] [stderr]     |
[INFO] [stderr] 314 |         element: FileElement,
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_element`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]    --> src/toc.rs:342:31
[INFO] [stderr]     |
[INFO] [stderr] 342 |     fn parse_dummy(&mut self, child: &Element) -> Result<(), Errors> {
[INFO] [stderr]     |                               ^^^^^ help: consider prefixing with an underscore: `_child`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/toc.rs:397:24
[INFO] [stderr]     |
[INFO] [stderr] 397 |     pub fn find(&self, path: &Path) -> Option<Files> {
[INFO] [stderr]     |                        ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/toc.rs:398:13
[INFO] [stderr]     |
[INFO] [stderr] 398 |         let mut files: Option<Files> = Some(self.clone());
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.20s
[INFO] running `"docker" "inspect" "02bdc5c8223dfb94a5c68d1c1a6f6364d0b9963ca4536ba64c5ff36578aa741d"`
[INFO] running `"docker" "rm" "-f" "02bdc5c8223dfb94a5c68d1c1a6f6364d0b9963ca4536ba64c5ff36578aa741d"`
[INFO] [stdout] 02bdc5c8223dfb94a5c68d1c1a6f6364d0b9963ca4536ba64c5ff36578aa741d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e05fa744df2c4359d6702003e511be19d7a603d985586f33895b21af86a84aba
[INFO] running `"docker" "start" "-a" "e05fa744df2c4359d6702003e511be19d7a603d985586f33895b21af86a84aba"`
[INFO] [stderr]    Compiling xar v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::*`
[INFO] [stderr]  --> src/archive.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libflate::zlib::Decoder`
[INFO] [stderr]  --> src/archive.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use libflate::zlib::Decoder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::SeekFrom`
[INFO] [stderr]  --> src/archive.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::SeekFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Seek`
[INFO] [stderr]  --> src/archive.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{Read, Seek};
[INFO] [stderr]   |                     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Component`
[INFO] [stderr]  --> src/toc.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::path::{Component, Path, PathBuf};
[INFO] [stderr]   |                 ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FileElement::*`
[INFO] [stderr]    --> src/toc.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |         use FileElement::*;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FileElement::*`
[INFO] [stderr]    --> src/toc.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |         use FileElement::*;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `element`
[INFO] [stderr]    --> src/toc.rs:305:9
[INFO] [stderr]     |
[INFO] [stderr] 305 |         element: FileElement,
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_element`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `element`
[INFO] [stderr]    --> src/toc.rs:314:9
[INFO] [stderr]     |
[INFO] [stderr] 314 |         element: FileElement,
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_element`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]    --> src/toc.rs:342:31
[INFO] [stderr]     |
[INFO] [stderr] 342 |     fn parse_dummy(&mut self, child: &Element) -> Result<(), Errors> {
[INFO] [stderr]     |                               ^^^^^ help: consider prefixing with an underscore: `_child`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/toc.rs:397:24
[INFO] [stderr]     |
[INFO] [stderr] 397 |     pub fn find(&self, path: &Path) -> Option<Files> {
[INFO] [stderr]     |                        ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/toc.rs:398:13
[INFO] [stderr]     |
[INFO] [stderr] 398 |         let mut files: Option<Files> = Some(self.clone());
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.43s
[INFO] running `"docker" "inspect" "e05fa744df2c4359d6702003e511be19d7a603d985586f33895b21af86a84aba"`
[INFO] running `"docker" "rm" "-f" "e05fa744df2c4359d6702003e511be19d7a603d985586f33895b21af86a84aba"`
[INFO] [stdout] e05fa744df2c4359d6702003e511be19d7a603d985586f33895b21af86a84aba
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 1436a136767dddba9d11c2e4ba801c844f8e3e032d883c525dbb369c227ee4c0
[INFO] running `"docker" "start" "-a" "1436a136767dddba9d11c2e4ba801c844f8e3e032d883c525dbb369c227ee4c0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/xar-33a0c019fbaf0929
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_can_load_header ... ok
[INFO] [stdout] test tests::test_can_load_header_toc_cksum_sha512 ... ok
[INFO] [stdout] test tests::test_header_load_fails_with_invalid_magic ... ok
[INFO] [stdout] test tests::test_can_load_header_toc_cksum_sha256 ... ok
[INFO] [stdout] test tests::test_header_load_fails_with_invalid_version ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/xar-292736c5e0fb78f3
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xar
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1436a136767dddba9d11c2e4ba801c844f8e3e032d883c525dbb369c227ee4c0"`
[INFO] running `"docker" "rm" "-f" "1436a136767dddba9d11c2e4ba801c844f8e3e032d883c525dbb369c227ee4c0"`
[INFO] [stdout] 1436a136767dddba9d11c2e4ba801c844f8e3e032d883c525dbb369c227ee4c0