[INFO] updating cached repository esrlabs/centralgithook
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/esrlabs/centralgithook
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/esrlabs/centralgithook" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/esrlabs/centralgithook"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/esrlabs/centralgithook'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/esrlabs/centralgithook" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/esrlabs/centralgithook"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/esrlabs/centralgithook'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7e53ca5fdb31f7507e3e2f377bbd82c8dc31e059
[INFO] sha for GitHub repo esrlabs/centralgithook: 7e53ca5fdb31f7507e3e2f377bbd82c8dc31e059
[INFO] validating manifest of esrlabs/centralgithook on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of esrlabs/centralgithook on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing esrlabs/centralgithook
[INFO] finished frobbing esrlabs/centralgithook
[INFO] frobbed toml for esrlabs/centralgithook written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/esrlabs/centralgithook/Cargo.toml
[INFO] started frobbing esrlabs/centralgithook
[INFO] finished frobbing esrlabs/centralgithook
[INFO] frobbed toml for esrlabs/centralgithook written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/esrlabs/centralgithook/Cargo.toml
[INFO] crate esrlabs/centralgithook has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building esrlabs/centralgithook against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/esrlabs/centralgithook:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 09e3a2d079f615c464903f67c75466aac904c1799b7b56528826bf5c96039625
[INFO] running `"docker" "start" "-a" "09e3a2d079f615c464903f67c75466aac904c1799b7b56528826bf5c96039625"`
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling fern v0.5.4
[INFO] [stderr]    Compiling libgit2-sys v0.7.0
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling curl-sys v0.4.1
[INFO] [stderr]    Compiling env_logger v0.5.4
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling tempdir v0.3.6
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling mio v0.6.13
[INFO] [stderr]    Compiling tokio-io v0.1.5
[INFO] [stderr]    Compiling mio-uds v0.6.4
[INFO] [stderr]    Compiling tokio-core v0.1.12
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]    Compiling tokio-signal v0.1.4
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-process v0.1.5
[INFO] [stderr]    Compiling hyper v0.11.21
[INFO] [stderr]    Compiling git2 v0.7.0
[INFO] [stderr]    Compiling grib v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/virtual_repo.rs:90:49
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let without_refs_for = without_refs_for.trim_left_matches("refs/for/");
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/virtual_repo.rs:91:49
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let without_refs_for = without_refs_for.trim_left_matches("refs/drafts/");
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/virtual_repo.rs:92:49
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let without_refs_for = without_refs_for.trim_left_matches("refs/heads/");
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/run_proxy.rs:58:50
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let br_path = self.base_path.join(prefix.trim_left_matches("/"));
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path_without_prefix`
[INFO] [stderr]    --> src/run_proxy.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let path_without_prefix = if prefix != "" {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_path_without_prefix`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/base_repo.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fs::create_dir_all(path);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 46s
[INFO] running `"docker" "inspect" "09e3a2d079f615c464903f67c75466aac904c1799b7b56528826bf5c96039625"`
[INFO] running `"docker" "rm" "-f" "09e3a2d079f615c464903f67c75466aac904c1799b7b56528826bf5c96039625"`
[INFO] [stdout] 09e3a2d079f615c464903f67c75466aac904c1799b7b56528826bf5c96039625
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/esrlabs/centralgithook:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2f7d9adf522204b538991ff20fc79f2726f4bf9aa77964d04fcfd4da40ca86b2
[INFO] running `"docker" "start" "-a" "2f7d9adf522204b538991ff20fc79f2726f4bf9aa77964d04fcfd4da40ca86b2"`
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling filetime v0.1.15
[INFO] [stderr]    Compiling base64 v0.7.0
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling brotli-sys v0.2.1
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling brotli2 v0.2.2
[INFO] [stderr]    Compiling gzip-header v0.1.2
[INFO] [stderr]    Compiling buf_redux v0.6.3
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling url v0.2.38
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling mime_guess v1.8.4
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling tiny_http v0.5.9
[INFO] [stderr]    Compiling multipart v0.13.6
[INFO] [stderr]    Compiling rouille v2.1.0
[INFO] [stderr]    Compiling grib v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/virtual_repo.rs:90:49
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let without_refs_for = without_refs_for.trim_left_matches("refs/for/");
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/virtual_repo.rs:91:49
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let without_refs_for = without_refs_for.trim_left_matches("refs/drafts/");
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/virtual_repo.rs:92:49
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let without_refs_for = without_refs_for.trim_left_matches("refs/heads/");
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/run_proxy.rs:58:50
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let br_path = self.base_path.join(prefix.trim_left_matches("/"));
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path_without_prefix`
[INFO] [stderr]    --> src/run_proxy.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let path_without_prefix = if prefix != "" {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_path_without_prefix`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/base_repo.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fs::create_dir_all(path);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]    --> tests/scratch.rs:583:5
[INFO] [stderr]     |
[INFO] [stderr] 583 | use std::env;
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ServeTestGit`
[INFO] [stderr]   --> tests/helpers.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub struct ServeTestGit
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_test_server`
[INFO] [stderr]    --> tests/helpers.rs:152:1
[INFO] [stderr]     |
[INFO] [stderr] 152 | pub fn run_test_server(repo_path: &Path, port: u32)
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.69s
[INFO] running `"docker" "inspect" "2f7d9adf522204b538991ff20fc79f2726f4bf9aa77964d04fcfd4da40ca86b2"`
[INFO] running `"docker" "rm" "-f" "2f7d9adf522204b538991ff20fc79f2726f4bf9aa77964d04fcfd4da40ca86b2"`
[INFO] [stdout] 2f7d9adf522204b538991ff20fc79f2726f4bf9aa77964d04fcfd4da40ca86b2