[INFO] cloning repository https://github.com/msekletar/prefixdevname
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/msekletar/prefixdevname" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsekletar%2Fprefixdevname", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsekletar%2Fprefixdevname'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ca3b9137f7b362396fe4708f8280953a0ac1de6
[INFO] testing msekletar/prefixdevname against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsekletar%2Fprefixdevname" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/msekletar/prefixdevname on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/msekletar/prefixdevname
[INFO] finished tweaking git repo https://github.com/msekletar/prefixdevname
[INFO] tweaked toml for git repo https://github.com/msekletar/prefixdevname written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/msekletar/prefixdevname already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 36f8a1384642071b544963def8b56e1444aa5ffdf031ce8189d6175edc6d0998
[INFO] running `Command { std: "docker" "start" "-a" "36f8a1384642071b544963def8b56e1444aa5ffdf031ce8189d6175edc6d0998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36f8a1384642071b544963def8b56e1444aa5ffdf031ce8189d6175edc6d0998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f8a1384642071b544963def8b56e1444aa5ffdf031ce8189d6175edc6d0998", kill_on_drop: false }`
[INFO] [stdout] 36f8a1384642071b544963def8b56e1444aa5ffdf031ce8189d6175edc6d0998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43be54cd597228d6c0fe897ea0205e98e42716b163315ef0fd531b988b88583c
[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" "43be54cd597228d6c0fe897ea0205e98e42716b163315ef0fd531b988b88583c", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling rust-ini v0.12.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling env_logger v0.5.10
[INFO] [stderr]    Compiling prefixdevname v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:29:72
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new<T: ToString>(link_name: &T) -> Result<PrefixedLink, Box<Error>> {
[INFO] [stdout]    |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:53:96
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn new_with_hwaddr<T: ToString>(link_name: &T, hwaddr: &T) -> Result<PrefixedLink, Box<Error>> {
[INFO] [stdout]    |                                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:77:73
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn link_name_sane<T: ToString>(link_name: &T) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:98:53
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn write_link_file(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:142:46
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn load(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:163:56
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn next_link_name(&self) -> Result<String, Box<Error>> {
[INFO] [stdout]     |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:174:89
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn match_ethernet_links(udev_enumerate: &mut libudev::Enumerator) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:181:63
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn enumerate_links_from_udev(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:215:64
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn enumerate_links_from_files(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sema.rs:14:63
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new_with_name(name: &str) -> Result<Semaphore, Box<Error>> {
[INFO] [stdout]    |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:14:70
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn rename_needed(ifname: &str, prefix: &str) -> Result<bool, Box<Error>> {
[INFO] [stdout]    |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:57:72
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub fn hwaddr_normalize<T: ToString>(hwaddr: &T) -> Result<String, Box<Error>> {
[INFO] [stdout]    |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:72:57
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn hwaddr_from_event_device() -> Result<String, Box<Error>> {
[INFO] [stdout]    |                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:85:63
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn get_prefix_from_file(path: &str) -> Result<String, Box<Error>> {
[INFO] [stdout]    |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | /         lazy_static! {
[INFO] [stdout] 34 | |             static ref RE: Regex = Regex::new(r"([[:alpha:]]+)\d+").unwrap();
[INFO] [stdout] 35 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 | /         lazy_static! {
[INFO] [stdout] 59 | |             static ref RE: Regex = Regex::new(r"([[:alpha:]]+)\d+").unwrap();
[INFO] [stdout] 60 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/config.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let i = name.trim_left_matches(&prefix).parse::<u64>()?;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/config.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let i = name.trim_left_matches(&prefix).parse::<u64>()?;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/config.rs:169:36
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let last_index = last.name.trim_left_matches(&self.ifname_prefix).parse::<u64>()?;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.46s
[INFO] running `Command { std: "docker" "inspect" "43be54cd597228d6c0fe897ea0205e98e42716b163315ef0fd531b988b88583c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43be54cd597228d6c0fe897ea0205e98e42716b163315ef0fd531b988b88583c", kill_on_drop: false }`
[INFO] [stdout] 43be54cd597228d6c0fe897ea0205e98e42716b163315ef0fd531b988b88583c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edddea7dc3675b64bc6e62f89a847512837b4e7432adccf57fac76206e4dae33
[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" "edddea7dc3675b64bc6e62f89a847512837b4e7432adccf57fac76206e4dae33", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefixdevname v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:29:72
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new<T: ToString>(link_name: &T) -> Result<PrefixedLink, Box<Error>> {
[INFO] [stdout]    |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:53:96
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn new_with_hwaddr<T: ToString>(link_name: &T, hwaddr: &T) -> Result<PrefixedLink, Box<Error>> {
[INFO] [stdout]    |                                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:77:73
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn link_name_sane<T: ToString>(link_name: &T) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:98:53
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn write_link_file(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:142:46
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn load(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:163:56
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn next_link_name(&self) -> Result<String, Box<Error>> {
[INFO] [stdout]     |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:174:89
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn match_ethernet_links(udev_enumerate: &mut libudev::Enumerator) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:181:63
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn enumerate_links_from_udev(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:215:64
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn enumerate_links_from_files(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/config.rs:324:39
[INFO] [stdout]     |
[INFO] [stdout] 324 |     fn mock_sysfs() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sema.rs:14:63
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new_with_name(name: &str) -> Result<Semaphore, Box<Error>> {
[INFO] [stdout]    |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:14:70
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn rename_needed(ifname: &str, prefix: &str) -> Result<bool, Box<Error>> {
[INFO] [stdout]    |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:57:72
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub fn hwaddr_normalize<T: ToString>(hwaddr: &T) -> Result<String, Box<Error>> {
[INFO] [stdout]    |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:72:57
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn hwaddr_from_event_device() -> Result<String, Box<Error>> {
[INFO] [stdout]    |                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:85:63
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn get_prefix_from_file(path: &str) -> Result<String, Box<Error>> {
[INFO] [stdout]    |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | /         lazy_static! {
[INFO] [stdout] 34 | |             static ref RE: Regex = Regex::new(r"([[:alpha:]]+)\d+").unwrap();
[INFO] [stdout] 35 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/config.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 | /         lazy_static! {
[INFO] [stdout] 59 | |             static ref RE: Regex = Regex::new(r"([[:alpha:]]+)\d+").unwrap();
[INFO] [stdout] 60 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/config.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let i = name.trim_left_matches(&prefix).parse::<u64>()?;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/config.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let i = name.trim_left_matches(&prefix).parse::<u64>()?;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/config.rs:169:36
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let last_index = last.name.trim_left_matches(&self.ifname_prefix).parse::<u64>()?;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.prefixdevname.bh4bmug0-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a" "/opt/rustwide/target/debug/deps/prefixdevname-dfaa712c59c64e7a.q9aq855ohsrwamw.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lumockdev" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-1a99bd050f5bcac9.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-c3c443d72de8b429.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-8b34c4c4a224fb59.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-b247e4f3706e4767.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-45a697d9a5a880a0.rlib" "/opt/rustwide/target/debug/deps/libini-1cfb01e069c3595c.rlib" "/opt/rustwide/target/debug/deps/liblibudev-ca737a0fce76d205.rlib" "/opt/rustwide/target/debug/deps/liblibudev_sys-ec8f0253800affe1.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-4ecd5970f9b89d74.rlib" "/opt/rustwide/target/debug/deps/libregex-c303a8f48f85bda7.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-44ccadcdce4912a4.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-348ef752d2cd8711.rlib" "/opt/rustwide/target/debug/deps/libucd_util-a5f890de0fd81381.rlib" "/opt/rustwide/target/debug/deps/libthread_local-c8acf3e8d6aa2672.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-bdcde2d762e1c933.rlib" "/opt/rustwide/target/debug/deps/libunreachable-4800234e85e61e85.rlib" "/opt/rustwide/target/debug/deps/libvoid-303d4565b8df76df.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-a16a1031f6a2d153.rlib" "/opt/rustwide/target/debug/deps/libmemchr-cddc9dbf3fd7b4a3.rlib" "/opt/rustwide/target/debug/deps/libatty-9a765affa5c550c3.rlib" "/opt/rustwide/target/debug/deps/liblibc-32e78cd0c0890b1b.rlib" "/opt/rustwide/target/debug/deps/libhumantime-d1bd94ca9662dcfb.rlib" "/opt/rustwide/target/debug/deps/libquick_error-bea411083eb7390e.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-4e39611fe981f963.rlib" "/opt/rustwide/target/debug/deps/liblog-125b4f50acb92ad4.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-9479765007e4108b.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-f14aca24435a5414.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-48d342a8b48d1d01.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-14bc0820888c8eb3.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbd9e217bff06bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-31826136df98934e.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-075976a117c8fd5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2d5cbedfbf17a011.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0474372ff08c5319.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d437c34460d2315a.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-fb61ed1b8cc4de79.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bf76d1b643bfc9f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1b53aa7fddcf418.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-28585e57fac45c73.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64801769bc15ab28.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-541997b56bb98660.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cdea3c81adab3d12.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-cd9f15a39fb65cbc.rlib" "-Wl,-Bdynamic" "-ludev" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lumockdev
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prefixdevname`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "edddea7dc3675b64bc6e62f89a847512837b4e7432adccf57fac76206e4dae33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edddea7dc3675b64bc6e62f89a847512837b4e7432adccf57fac76206e4dae33", kill_on_drop: false }`
[INFO] [stdout] edddea7dc3675b64bc6e62f89a847512837b4e7432adccf57fac76206e4dae33
