[INFO] cloning repository https://github.com/tumbl3w33d/interface_scraper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tumbl3w33d/interface_scraper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftumbl3w33d%2Finterface_scraper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftumbl3w33d%2Finterface_scraper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 144a4a2ede54b6908007107bae78cafe0bccc4ec
[INFO] checking tumbl3w33d/interface_scraper against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftumbl3w33d%2Finterface_scraper" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tumbl3w33d/interface_scraper on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tumbl3w33d/interface_scraper
[INFO] finished tweaking git repo https://github.com/tumbl3w33d/interface_scraper
[INFO] tweaked toml for git repo https://github.com/tumbl3w33d/interface_scraper written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tumbl3w33d/interface_scraper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc564d24f51cb4bbb1ac57d7c981518433bc9ba2ce26434affd536c46eb1ea0a
[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" "dc564d24f51cb4bbb1ac57d7c981518433bc9ba2ce26434affd536c46eb1ea0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc564d24f51cb4bbb1ac57d7c981518433bc9ba2ce26434affd536c46eb1ea0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc564d24f51cb4bbb1ac57d7c981518433bc9ba2ce26434affd536c46eb1ea0a", kill_on_drop: false }`
[INFO] [stdout] dc564d24f51cb4bbb1ac57d7c981518433bc9ba2ce26434affd536c46eb1ea0a
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 86552c0cdd105a49677537f81a9dc8636af1a82bb960b0de4f8d595d236ac418
[INFO] running `Command { std: "docker" "start" "-a" "86552c0cdd105a49677537f81a9dc8636af1a82bb960b0de4f8d595d236ac418", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling getset v0.0.6
[INFO] [stderr]     Checking interface_scraper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ifconfig.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref IP_A_RE: Regex = Regex::new(
[INFO] [stdout] 51 | |             r"^(?P<number>\d+):\s+(?P<name>[^\s]+)\s+(?P<family>[^\s]+)\s+(?P<cidr>[^\s]+).*"
[INFO] [stdout] 52 | |         ).unwrap();
[INFO] [stdout] 53 | |     }
[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/ifconfig.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | /     lazy_static! {
[INFO] [stdout] 77 | |         static ref IP_R_RE: Regex = Regex::new(
[INFO] [stdout] 78 | |             r"^1.1.1.1\svia\s+(?P<gateway>\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\s+dev\s+(?P<device>[^\s]+)\s+.*"
[INFO] [stdout] 79 | |         ).unwrap();
[INFO] [stdout] 80 | |     }
[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 constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/netmask.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / lazy_static! {
[INFO] [stdout] 4  | |     static ref LOOKUP: HashMap<&'static str, &'static str> = {
[INFO] [stdout] 5  | |         [
[INFO] [stdout] 6  | |             ("1", "128.0.0.0"), ("2", "192.0.0.0"), ("3", "224.0.0.0"),
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[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 constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ifconfig.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref IP_A_RE: Regex = Regex::new(
[INFO] [stdout] 51 | |             r"^(?P<number>\d+):\s+(?P<name>[^\s]+)\s+(?P<family>[^\s]+)\s+(?P<cidr>[^\s]+).*"
[INFO] [stdout] 52 | |         ).unwrap();
[INFO] [stdout] 53 | |     }
[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/ifconfig.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | /     lazy_static! {
[INFO] [stdout] 77 | |         static ref IP_R_RE: Regex = Regex::new(
[INFO] [stdout] 78 | |             r"^1.1.1.1\svia\s+(?P<gateway>\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\s+dev\s+(?P<device>[^\s]+)\s+.*"
[INFO] [stdout] 79 | |         ).unwrap();
[INFO] [stdout] 80 | |     }
[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 constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/netmask.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / lazy_static! {
[INFO] [stdout] 4  | |     static ref LOOKUP: HashMap<&'static str, &'static str> = {
[INFO] [stdout] 5  | |         [
[INFO] [stdout] 6  | |             ("1", "128.0.0.0"), ("2", "192.0.0.0"), ("3", "224.0.0.0"),
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/ifconfig.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 let mut flagged_wan_iface = wan_iface.as_wan_interface().with_gateway(gateway);
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ifconfig.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 let mut ifaces_with_wan = ifaces_without_wan;
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ifconfig.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let mut octets: Vec<u8> = captures["gateway"].split(r".").map(|x| x.parse().unwrap()).collect();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ifconfig.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 let mut flagged_wan_iface = wan_iface.as_wan_interface().with_gateway(gateway);
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ifconfig.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 let mut ifaces_with_wan = ifaces_without_wan;
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ifconfig.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let mut octets: Vec<u8> = captures["gateway"].split(r".").map(|x| x.parse().unwrap()).collect();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.11s
[INFO] running `Command { std: "docker" "inspect" "86552c0cdd105a49677537f81a9dc8636af1a82bb960b0de4f8d595d236ac418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86552c0cdd105a49677537f81a9dc8636af1a82bb960b0de4f8d595d236ac418", kill_on_drop: false }`
[INFO] [stdout] 86552c0cdd105a49677537f81a9dc8636af1a82bb960b0de4f8d595d236ac418