[INFO] updating cached repository https://github.com/sebglazebrook/ping-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b4208ffff37cdfcdf8671ef369f10e4d498c79b8
[INFO] checking sebglazebrook/ping-rs against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebglazebrook%2Fping-rs" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sebglazebrook/ping-rs on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sebglazebrook/ping-rs
[INFO] finished tweaking git repo https://github.com/sebglazebrook/ping-rs
[INFO] tweaked toml for git repo https://github.com/sebglazebrook/ping-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/sebglazebrook/ping-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6903aa2a1d475682339f2c3a7d1c42c6c152e2c345bfcc3b77d913badb3e3d78
[INFO] running `"docker" "start" "-a" "6903aa2a1d475682339f2c3a7d1c42c6c152e2c345bfcc3b77d913badb3e3d78"`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]     Checking pnet_base v0.20.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling pnet v0.20.0
[INFO] [stderr]     Checking ipnetwork v0.12.7
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking pnet_sys v0.20.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]     Checking pnet_macros_support v0.20.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking pnet_datalink v0.20.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.6
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.20.0
[INFO] [stderr]    Compiling pnet_packet v0.20.0
[INFO] [stderr]     Checking pnet_transport v0.20.0
[INFO] [stderr]     Checking ping-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/ping/network_layer.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 |     transmitter: Box<datalink::DataLinkSender>,
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn datalink::DataLinkSender`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/ping/network_layer.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 |     receiver: Box<datalink::DataLinkReceiver>,
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn datalink::DataLinkReceiver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/ping/network_layer.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 |     transmitter: Box<datalink::DataLinkSender>,
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn datalink::DataLinkSender`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/ping/network_layer.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 |     receiver: Box<datalink::DataLinkReceiver>,
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn datalink::DataLinkReceiver`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ping/network_layer.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let (mut tx, mut rx) = match datalink::channel(&interface, datalink::Config::default()) {
[INFO] [stderr]    |              ----^^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ping/network_layer.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let (mut tx, mut rx) = match datalink::channel(&interface, datalink::Config::default()) {
[INFO] [stderr]    |                      ----^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `interface`
[INFO] [stderr]  --> src/ping/network_layer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     interface: datalink::NetworkInterface,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `receiver`
[INFO] [stderr]  --> src/ping/network_layer.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     receiver: Box<datalink::DataLinkReceiver>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: literal out of range for u8
[INFO] [stderr]   --> src/ping/ip_header.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |             version: 0x0800, // TODO correct value ??
[INFO] [stderr]    |                      ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[deny(overflowing_literals)]` on by default
[INFO] [stderr]    = note: the literal `0x0800` (decimal `2048`) does not fit into the type `u8` and will become `0u8`
[INFO] [stderr]    = help: consider using `u16` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/ping/ip_header.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         header_checksum.write_u16::<BigEndian>(self.header_checksum);
[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] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ping/network_layer.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let (mut tx, mut rx) = match datalink::channel(&interface, datalink::Config::default()) {
[INFO] [stderr]    |              ----^^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `ping-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ping/network_layer.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let (mut tx, mut rx) = match datalink::channel(&interface, datalink::Config::default()) {
[INFO] [stderr]    |                      ----^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `interface`
[INFO] [stderr]  --> src/ping/network_layer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     interface: datalink::NetworkInterface,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `receiver`
[INFO] [stderr]  --> src/ping/network_layer.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     receiver: Box<datalink::DataLinkReceiver>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: literal out of range for u8
[INFO] [stderr]   --> src/ping/ip_header.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |             version: 0x0800, // TODO correct value ??
[INFO] [stderr]    |                      ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[deny(overflowing_literals)]` on by default
[INFO] [stderr]    = note: the literal `0x0800` (decimal `2048`) does not fit into the type `u8` and will become `0u8`
[INFO] [stderr]    = help: consider using `u16` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/ping/ip_header.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         header_checksum.write_u16::<BigEndian>(self.header_checksum);
[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] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `ping-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6903aa2a1d475682339f2c3a7d1c42c6c152e2c345bfcc3b77d913badb3e3d78"`
[INFO] running `"docker" "rm" "-f" "6903aa2a1d475682339f2c3a7d1c42c6c152e2c345bfcc3b77d913badb3e3d78"`
[INFO] [stdout] 6903aa2a1d475682339f2c3a7d1c42c6c152e2c345bfcc3b77d913badb3e3d78
