[INFO] fetching crate netdevice 0.1.1...
[INFO] testing netdevice-0.1.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate netdevice 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate netdevice 0.1.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate netdevice 0.1.1
[INFO] finished tweaking crates.io crate netdevice 0.1.1
[INFO] tweaked toml for crates.io crate netdevice 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 46adb112f7187d56faaeb2436803b85a0a350d2850d19b1a325bddaea8338747
[INFO] running `"docker" "start" "-a" "46adb112f7187d56faaeb2436803b85a0a350d2850d19b1a325bddaea8338747"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling netdevice v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / bitflags! {
[INFO] [stderr] 15 | |     pub flags IfFlags: c_ushort {
[INFO] [stderr] 16 | |         const IFF_UP = 0x1,               /* Interface is up.  */
[INFO] [stderr] 17 | |         const IFF_BROADCAST = 0x2,        /* Broadcast address valid.  */
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / bitflags! {
[INFO] [stderr] 15 | |     pub flags IfFlags: c_ushort {
[INFO] [stderr] 16 | |         const IFF_UP = 0x1,               /* Interface is up.  */
[INFO] [stderr] 17 | |         const IFF_BROADCAST = 0x2,        /* Broadcast address valid.  */
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |             try!(req.name.as_ref().read_until(0, &mut vec_name));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:5
[INFO] [stderr]     |
[INFO] [stderr] 274 |     try!(match unsafe { ioctl(sock, SIOCGIFCONF, &mut req) } {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     try!(match unsafe { ioctl(sock, SIOCGIFCONF, &mut req2) } {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "46adb112f7187d56faaeb2436803b85a0a350d2850d19b1a325bddaea8338747"`
[INFO] running `"docker" "rm" "-f" "46adb112f7187d56faaeb2436803b85a0a350d2850d19b1a325bddaea8338747"`
[INFO] [stdout] 46adb112f7187d56faaeb2436803b85a0a350d2850d19b1a325bddaea8338747
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] da51c6cf9f56ceb2381eea961676f554e17f51fb20dcec70022c2a1481405311
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "da51c6cf9f56ceb2381eea961676f554e17f51fb20dcec70022c2a1481405311"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling netdevice v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / bitflags! {
[INFO] [stderr] 15 | |     pub flags IfFlags: c_ushort {
[INFO] [stderr] 16 | |         const IFF_UP = 0x1,               /* Interface is up.  */
[INFO] [stderr] 17 | |         const IFF_BROADCAST = 0x2,        /* Broadcast address valid.  */
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / bitflags! {
[INFO] [stderr] 15 | |     pub flags IfFlags: c_ushort {
[INFO] [stderr] 16 | |         const IFF_UP = 0x1,               /* Interface is up.  */
[INFO] [stderr] 17 | |         const IFF_BROADCAST = 0x2,        /* Broadcast address valid.  */
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |             try!(req.name.as_ref().read_until(0, &mut vec_name));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:5
[INFO] [stderr]     |
[INFO] [stderr] 274 |     try!(match unsafe { ioctl(sock, SIOCGIFCONF, &mut req) } {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     try!(match unsafe { ioctl(sock, SIOCGIFCONF, &mut req2) } {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / bitflags! {
[INFO] [stderr] 15 | |     pub flags IfFlags: c_ushort {
[INFO] [stderr] 16 | |         const IFF_UP = 0x1,               /* Interface is up.  */
[INFO] [stderr] 17 | |         const IFF_BROADCAST = 0x2,        /* Broadcast address valid.  */
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / bitflags! {
[INFO] [stderr] 15 | |     pub flags IfFlags: c_ushort {
[INFO] [stderr] 16 | |         const IFF_UP = 0x1,               /* Interface is up.  */
[INFO] [stderr] 17 | |         const IFF_BROADCAST = 0x2,        /* Broadcast address valid.  */
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |             try!(req.name.as_ref().read_until(0, &mut vec_name));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:5
[INFO] [stderr]     |
[INFO] [stderr] 274 |     try!(match unsafe { ioctl(sock, SIOCGIFCONF, &mut req) } {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     try!(match unsafe { ioctl(sock, SIOCGIFCONF, &mut req2) } {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "da51c6cf9f56ceb2381eea961676f554e17f51fb20dcec70022c2a1481405311"`
[INFO] running `"docker" "rm" "-f" "da51c6cf9f56ceb2381eea961676f554e17f51fb20dcec70022c2a1481405311"`
[INFO] [stdout] da51c6cf9f56ceb2381eea961676f554e17f51fb20dcec70022c2a1481405311
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 528550dd7c948a7db8d99f12ba0da31bd5201be0228da47aee6bd32ba4a15dd3
[INFO] running `"docker" "start" "-a" "528550dd7c948a7db8d99f12ba0da31bd5201be0228da47aee6bd32ba4a15dd3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / bitflags! {
[INFO] [stderr] 15 | |     pub flags IfFlags: c_ushort {
[INFO] [stderr] 16 | |         const IFF_UP = 0x1,               /* Interface is up.  */
[INFO] [stderr] 17 | |         const IFF_BROADCAST = 0x2,        /* Broadcast address valid.  */
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / bitflags! {
[INFO] [stderr] 15 | |     pub flags IfFlags: c_ushort {
[INFO] [stderr] 16 | |         const IFF_UP = 0x1,               /* Interface is up.  */
[INFO] [stderr] 17 | |         const IFF_BROADCAST = 0x2,        /* Broadcast address valid.  */
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |             try!(req.name.as_ref().read_until(0, &mut vec_name));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:5
[INFO] [stderr]     |
[INFO] [stderr] 274 |     try!(match unsafe { ioctl(sock, SIOCGIFCONF, &mut req) } {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     try!(match unsafe { ioctl(sock, SIOCGIFCONF, &mut req2) } {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / bitflags! {
[INFO] [stderr] 15 | |     pub flags IfFlags: c_ushort {
[INFO] [stderr] 16 | |         const IFF_UP = 0x1,               /* Interface is up.  */
[INFO] [stderr] 17 | |         const IFF_BROADCAST = 0x2,        /* Broadcast address valid.  */
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / bitflags! {
[INFO] [stderr] 15 | |     pub flags IfFlags: c_ushort {
[INFO] [stderr] 16 | |         const IFF_UP = 0x1,               /* Interface is up.  */
[INFO] [stderr] 17 | |         const IFF_BROADCAST = 0x2,        /* Broadcast address valid.  */
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |             try!(req.name.as_ref().read_until(0, &mut vec_name));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     try!(req.name.as_mut().write_all(dev.as_bytes()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:5
[INFO] [stderr]     |
[INFO] [stderr] 274 |     try!(match unsafe { ioctl(sock, SIOCGIFCONF, &mut req) } {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     try!(match unsafe { ioctl(sock, SIOCGIFCONF, &mut req2) } {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/netdevice-a2cc9b4ca56abd9a
[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 netdevice
[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" "528550dd7c948a7db8d99f12ba0da31bd5201be0228da47aee6bd32ba4a15dd3"`
[INFO] running `"docker" "rm" "-f" "528550dd7c948a7db8d99f12ba0da31bd5201be0228da47aee6bd32ba4a15dd3"`
[INFO] [stdout] 528550dd7c948a7db8d99f12ba0da31bd5201be0228da47aee6bd32ba4a15dd3