[INFO] updating cached repository zinsoldat/rna
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zinsoldat/rna
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zinsoldat/rna" "work/ex/beta-1.38-1/sources/1.37.0/gh/zinsoldat/rna"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zinsoldat/rna'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zinsoldat/rna" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zinsoldat/rna"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zinsoldat/rna'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12aa1ece07ff0ea3f6f7f1bee484342a2d2c8db2
[INFO] sha for GitHub repo zinsoldat/rna: 12aa1ece07ff0ea3f6f7f1bee484342a2d2c8db2
[INFO] validating manifest of zinsoldat/rna on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zinsoldat/rna on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zinsoldat/rna
[INFO] finished frobbing zinsoldat/rna
[INFO] frobbed toml for zinsoldat/rna written to work/ex/beta-1.38-1/sources/1.37.0/gh/zinsoldat/rna/Cargo.toml
[INFO] started frobbing zinsoldat/rna
[INFO] finished frobbing zinsoldat/rna
[INFO] frobbed toml for zinsoldat/rna written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zinsoldat/rna/Cargo.toml
[INFO] crate zinsoldat/rna already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing zinsoldat/rna against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zinsoldat/rna:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c095386d8d180dc6950dd4851063a2aab78e61c17e84f52c462fd5dc68355e25
[INFO] running `"docker" "start" "-a" "c095386d8d180dc6950dd4851063a2aab78e61c17e84f52c462fd5dc68355e25"`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling pnet_base v0.21.0
[INFO] [stderr]    Compiling pnet v0.21.0
[INFO] [stderr]    Compiling ipnetwork v0.12.8
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling pnet_macros_support v0.21.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling pnet_sys v0.21.0
[INFO] [stderr]    Compiling pnet_datalink v0.21.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.21.0
[INFO] [stderr]    Compiling pnet_packet v0.21.0
[INFO] [stderr]    Compiling pnet_transport v0.21.0
[INFO] [stderr]    Compiling rna v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `IPV4_HEADER_LENGTH`
[INFO] [stderr]   --> src/network.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const IPV4_HEADER_LENGTH: u8 = 5;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `traceroute`
[INFO] [stderr]   --> src/network.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn traceroute(address: net::Ipv4Addr) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PingResult`
[INFO] [stderr]   --> src/network.rs:57:1
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub struct PingResult {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `ping`
[INFO] [stderr]   --> src/network.rs:62:1
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub fn ping(address: net::Ipv4Addr, ttl: u8) -> io::Result<PingResult> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_icmp_packet`
[INFO] [stderr]    --> src/network.rs:106:1
[INFO] [stderr]     |
[INFO] [stderr] 106 | fn create_icmp_packet(icmp_buffer: & mut [u8]) -> MutableEchoRequestPacket {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_ipv4_packet`
[INFO] [stderr]    --> src/network.rs:124:1
[INFO] [stderr]     |
[INFO] [stderr] 124 | fn create_ipv4_packet<'a>(ip_buffer: &'a mut [u8], address: net::Ipv4Addr, ttl: u8, payload: &'a[u8]) -> MutableIpv4Packet<'a> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `"docker" "inspect" "c095386d8d180dc6950dd4851063a2aab78e61c17e84f52c462fd5dc68355e25"`
[INFO] running `"docker" "rm" "-f" "c095386d8d180dc6950dd4851063a2aab78e61c17e84f52c462fd5dc68355e25"`
[INFO] [stdout] c095386d8d180dc6950dd4851063a2aab78e61c17e84f52c462fd5dc68355e25
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zinsoldat/rna:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0bd011a3c35d7f809603d2744275f0e7716f62c06215ab0c3d88ca8bf4b5c8f3
[INFO] running `"docker" "start" "-a" "0bd011a3c35d7f809603d2744275f0e7716f62c06215ab0c3d88ca8bf4b5c8f3"`
[INFO] [stderr]    Compiling rna v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `IPV4_HEADER_LENGTH`
[INFO] [stderr]   --> src/network.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const IPV4_HEADER_LENGTH: u8 = 5;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `traceroute`
[INFO] [stderr]   --> src/network.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn traceroute(address: net::Ipv4Addr) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PingResult`
[INFO] [stderr]   --> src/network.rs:57:1
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub struct PingResult {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `ping`
[INFO] [stderr]   --> src/network.rs:62:1
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub fn ping(address: net::Ipv4Addr, ttl: u8) -> io::Result<PingResult> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_icmp_packet`
[INFO] [stderr]    --> src/network.rs:106:1
[INFO] [stderr]     |
[INFO] [stderr] 106 | fn create_icmp_packet(icmp_buffer: & mut [u8]) -> MutableEchoRequestPacket {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_ipv4_packet`
[INFO] [stderr]    --> src/network.rs:124:1
[INFO] [stderr]     |
[INFO] [stderr] 124 | fn create_ipv4_packet<'a>(ip_buffer: &'a mut [u8], address: net::Ipv4Addr, ttl: u8, payload: &'a[u8]) -> MutableIpv4Packet<'a> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "0bd011a3c35d7f809603d2744275f0e7716f62c06215ab0c3d88ca8bf4b5c8f3"`
[INFO] running `"docker" "rm" "-f" "0bd011a3c35d7f809603d2744275f0e7716f62c06215ab0c3d88ca8bf4b5c8f3"`
[INFO] [stdout] 0bd011a3c35d7f809603d2744275f0e7716f62c06215ab0c3d88ca8bf4b5c8f3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zinsoldat/rna:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 3cd986583ad2d74009b2b4972af6b96df6dd12b3ac7264d0be5b37f9c6c627c6
[INFO] running `"docker" "start" "-a" "3cd986583ad2d74009b2b4972af6b96df6dd12b3ac7264d0be5b37f9c6c627c6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rna-79f4264d8e229413
[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" "3cd986583ad2d74009b2b4972af6b96df6dd12b3ac7264d0be5b37f9c6c627c6"`
[INFO] running `"docker" "rm" "-f" "3cd986583ad2d74009b2b4972af6b96df6dd12b3ac7264d0be5b37f9c6c627c6"`
[INFO] [stdout] 3cd986583ad2d74009b2b4972af6b96df6dd12b3ac7264d0be5b37f9c6c627c6