[INFO] updating cached repository msekletar/net-ifnames-prefix
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/msekletar/net-ifnames-prefix
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/msekletar/net-ifnames-prefix" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/msekletar/net-ifnames-prefix"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/msekletar/net-ifnames-prefix'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/msekletar/net-ifnames-prefix" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/msekletar/net-ifnames-prefix"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/msekletar/net-ifnames-prefix'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 57f075d9df0cd4ea1b39003044e6e36c7f6dfbfe
[INFO] sha for GitHub repo msekletar/net-ifnames-prefix: 57f075d9df0cd4ea1b39003044e6e36c7f6dfbfe
[INFO] validating manifest of msekletar/net-ifnames-prefix on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of msekletar/net-ifnames-prefix on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing msekletar/net-ifnames-prefix
[INFO] finished frobbing msekletar/net-ifnames-prefix
[INFO] frobbed toml for msekletar/net-ifnames-prefix written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/msekletar/net-ifnames-prefix/Cargo.toml
[INFO] started frobbing msekletar/net-ifnames-prefix
[INFO] finished frobbing msekletar/net-ifnames-prefix
[INFO] frobbed toml for msekletar/net-ifnames-prefix written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/msekletar/net-ifnames-prefix/Cargo.toml
[INFO] crate msekletar/net-ifnames-prefix has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking msekletar/net-ifnames-prefix against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-3/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/msekletar/net-ifnames-prefix:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d582894d2fa908175b6cf2cdfa1910b99996c45690efe120614a67294397ac33
[INFO] running `"docker" "start" "-a" "d582894d2fa908175b6cf2cdfa1910b99996c45690efe120614a67294397ac33"`
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling openssl-sys v0.9.32
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]     Checking phf v0.7.22
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.19
[INFO] [stderr]     Checking regex v1.0.1
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling libflate v0.1.14
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling serde_urlencoded v0.5.2
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling hyper-native-tls v0.2.4
[INFO] [stderr]    Compiling reqwest v0.6.2
[INFO] [stderr]    Compiling hwaddr v0.1.4
[INFO] [stderr]     Checking net-ifnames-prefix 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/config.rs:130:36
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let last_index = last.name.trim_left_matches(&self.ifname_prefix).parse::<u64>()?;
[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/config.rs:130:36
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let last_index = last.name.trim_left_matches(&self.ifname_prefix).parse::<u64>()?;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.31s
[INFO] running `"docker" "inspect" "d582894d2fa908175b6cf2cdfa1910b99996c45690efe120614a67294397ac33"`
[INFO] running `"docker" "rm" "-f" "d582894d2fa908175b6cf2cdfa1910b99996c45690efe120614a67294397ac33"`
[INFO] [stdout] d582894d2fa908175b6cf2cdfa1910b99996c45690efe120614a67294397ac33