[INFO] crate mrt-rs 1.1.3 is already in cache
[INFO] extracting crate mrt-rs 1.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/mrt-rs/1.1.3
[INFO] extracting crate mrt-rs 1.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mrt-rs/1.1.3
[INFO] validating manifest of mrt-rs-1.1.3 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 mrt-rs-1.1.3 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 mrt-rs-1.1.3
[INFO] finished frobbing mrt-rs-1.1.3
[INFO] frobbed toml for mrt-rs-1.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mrt-rs/1.1.3/Cargo.toml
[INFO] started frobbing mrt-rs-1.1.3
[INFO] finished frobbing mrt-rs-1.1.3
[INFO] frobbed toml for mrt-rs-1.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mrt-rs/1.1.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 mrt-rs-1.1.3 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mrt-rs/1.1.3:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 96f602d91e59af870546176df0f4fbb0f33a6a96dfc9f582c84b1a0852ccd3ad
[INFO] running `"docker" "start" "-a" "96f602d91e59af870546176df0f4fbb0f33a6a96dfc9f582c84b1a0852ccd3ad"`
[INFO] [stderr]    Compiling mrt-rs v1.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/bgp.rs:24:55
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub(crate) fn parse(header: &Header, stream: &mut Read) -> Result<BGP, Error> {
[INFO] [stderr]    |                                                       ^^^^ help: use `dyn`: `dyn Read`
[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/records/bgp.rs:63:44
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn parse(header: &Header, stream: &mut Read) -> Result<MESSAGE, Error> {
[INFO] [stderr]    |                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp.rs:104:27
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn parse(stream: &mut Read) -> Result<STATE_CHANGE, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp.rs:126:27
[INFO] [stderr]     |
[INFO] [stderr] 126 |     fn parse(stream: &mut Read) -> Result<SYNC, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/bgp4plus.rs:24:55
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub(crate) fn parse(header: &Header, stream: &mut Read) -> Result<BGP4PLUS, Error> {
[INFO] [stderr]    |                                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/bgp4plus.rs:63:44
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn parse(header: &Header, stream: &mut Read) -> Result<MESSAGE, Error> {
[INFO] [stderr]    |                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4plus.rs:104:27
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn parse(stream: &mut Read) -> Result<STATE_CHANGE, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4plus.rs:126:27
[INFO] [stderr]     |
[INFO] [stderr] 126 |     fn parse(stream: &mut Read) -> Result<SYNC, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/bgp4mp.rs:85:27
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn parse(stream: &mut Read) -> Result<STATE_CHANGE, Error> {
[INFO] [stderr]    |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:137:44
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn parse(header: &Header, stream: &mut Read) -> Result<MESSAGE, Error> {
[INFO] [stderr]     |                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:190:44
[INFO] [stderr]     |
[INFO] [stderr] 190 |     fn parse(header: &Header, stream: &mut Read) -> Result<MESSAGE_AS4, Error> {
[INFO] [stderr]     |                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:256:27
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn parse(stream: &mut Read) -> Result<STATE_CHANGE_AS4, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:296:27
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn parse(stream: &mut Read) -> Result<SNAPSHOT, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:362:27
[INFO] [stderr]     |
[INFO] [stderr] 362 |     fn parse(stream: &mut Read) -> Result<ENTRY, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:443:55
[INFO] [stderr]     |
[INFO] [stderr] 443 |     pub(crate) fn parse(header: &Header, stream: &mut Read) -> Result<BGP4MP, Error> {
[INFO] [stderr]     |                                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/isis.rs:19:44
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn parse(header: &Header, stream: &mut Read) -> Result<Vec<u8>, Error> {
[INFO] [stderr]    |                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/ospf.rs:36:48
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<OSPFv2, Error> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/ospf.rs:79:48
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<OSPFv3, Error> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/rip.rs:36:48
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<RIP, Error> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/rip.rs:79:48
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<RIPNG, Error> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/tabledump.rs:56:48
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<TABLE_DUMP, Error> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:127:27
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn parse(stream: &mut Read) -> Result<PEER_INDEX_TABLE, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:166:27
[INFO] [stderr]     |
[INFO] [stderr] 166 |     fn parse(stream: &mut Read) -> Result<PeerEntry, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:207:27
[INFO] [stderr]     |
[INFO] [stderr] 207 |     fn parse(stream: &mut Read) -> Result<RIBEntry, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:241:27
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn parse(stream: &mut Read) -> Result<RIB_AFI, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:285:27
[INFO] [stderr]     |
[INFO] [stderr] 285 |     fn parse(stream: &mut Read) -> Result<RIB_GENERIC, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:339:27
[INFO] [stderr]     |
[INFO] [stderr] 339 |     fn parse(stream: &mut Read) -> Result<RIBEntryAddPath, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:374:27
[INFO] [stderr]     |
[INFO] [stderr] 374 |     fn parse(stream: &mut Read) -> Result<RIB_AFI_ADDPATH, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:417:27
[INFO] [stderr]     |
[INFO] [stderr] 417 |     fn parse(stream: &mut Read) -> Result<RIB_GENERIC_ADDPATH, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:470:48
[INFO] [stderr]     |
[INFO] [stderr] 470 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<TABLE_DUMP_V2, Error> {
[INFO] [stderr]     |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "96f602d91e59af870546176df0f4fbb0f33a6a96dfc9f582c84b1a0852ccd3ad"`
[INFO] running `"docker" "rm" "-f" "96f602d91e59af870546176df0f4fbb0f33a6a96dfc9f582c84b1a0852ccd3ad"`
[INFO] [stdout] 96f602d91e59af870546176df0f4fbb0f33a6a96dfc9f582c84b1a0852ccd3ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mrt-rs/1.1.3:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9104a291fdc762b9d5f769e4edc617906ac220e0dd77d7729157004ee5f899f0
[INFO] running `"docker" "start" "-a" "9104a291fdc762b9d5f769e4edc617906ac220e0dd77d7729157004ee5f899f0"`
[INFO] [stderr]    Compiling mrt-rs v1.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/bgp.rs:24:55
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub(crate) fn parse(header: &Header, stream: &mut Read) -> Result<BGP, Error> {
[INFO] [stderr]    |                                                       ^^^^ help: use `dyn`: `dyn Read`
[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/records/bgp.rs:63:44
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn parse(header: &Header, stream: &mut Read) -> Result<MESSAGE, Error> {
[INFO] [stderr]    |                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp.rs:104:27
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn parse(stream: &mut Read) -> Result<STATE_CHANGE, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp.rs:126:27
[INFO] [stderr]     |
[INFO] [stderr] 126 |     fn parse(stream: &mut Read) -> Result<SYNC, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/bgp4plus.rs:24:55
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub(crate) fn parse(header: &Header, stream: &mut Read) -> Result<BGP4PLUS, Error> {
[INFO] [stderr]    |                                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/bgp4plus.rs:63:44
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn parse(header: &Header, stream: &mut Read) -> Result<MESSAGE, Error> {
[INFO] [stderr]    |                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4plus.rs:104:27
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn parse(stream: &mut Read) -> Result<STATE_CHANGE, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4plus.rs:126:27
[INFO] [stderr]     |
[INFO] [stderr] 126 |     fn parse(stream: &mut Read) -> Result<SYNC, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/bgp4mp.rs:85:27
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn parse(stream: &mut Read) -> Result<STATE_CHANGE, Error> {
[INFO] [stderr]    |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:137:44
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn parse(header: &Header, stream: &mut Read) -> Result<MESSAGE, Error> {
[INFO] [stderr]     |                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:190:44
[INFO] [stderr]     |
[INFO] [stderr] 190 |     fn parse(header: &Header, stream: &mut Read) -> Result<MESSAGE_AS4, Error> {
[INFO] [stderr]     |                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:256:27
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn parse(stream: &mut Read) -> Result<STATE_CHANGE_AS4, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:296:27
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn parse(stream: &mut Read) -> Result<SNAPSHOT, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:362:27
[INFO] [stderr]     |
[INFO] [stderr] 362 |     fn parse(stream: &mut Read) -> Result<ENTRY, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/bgp4mp.rs:443:55
[INFO] [stderr]     |
[INFO] [stderr] 443 |     pub(crate) fn parse(header: &Header, stream: &mut Read) -> Result<BGP4MP, Error> {
[INFO] [stderr]     |                                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/isis.rs:19:44
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn parse(header: &Header, stream: &mut Read) -> Result<Vec<u8>, Error> {
[INFO] [stderr]    |                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/ospf.rs:36:48
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<OSPFv2, Error> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/ospf.rs:79:48
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<OSPFv3, Error> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/rip.rs:36:48
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<RIP, Error> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/rip.rs:79:48
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<RIPNG, Error> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/records/tabledump.rs:56:48
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<TABLE_DUMP, Error> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:127:27
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn parse(stream: &mut Read) -> Result<PEER_INDEX_TABLE, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:166:27
[INFO] [stderr]     |
[INFO] [stderr] 166 |     fn parse(stream: &mut Read) -> Result<PeerEntry, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:207:27
[INFO] [stderr]     |
[INFO] [stderr] 207 |     fn parse(stream: &mut Read) -> Result<RIBEntry, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:241:27
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn parse(stream: &mut Read) -> Result<RIB_AFI, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:285:27
[INFO] [stderr]     |
[INFO] [stderr] 285 |     fn parse(stream: &mut Read) -> Result<RIB_GENERIC, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:339:27
[INFO] [stderr]     |
[INFO] [stderr] 339 |     fn parse(stream: &mut Read) -> Result<RIBEntryAddPath, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:374:27
[INFO] [stderr]     |
[INFO] [stderr] 374 |     fn parse(stream: &mut Read) -> Result<RIB_AFI_ADDPATH, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:417:27
[INFO] [stderr]     |
[INFO] [stderr] 417 |     fn parse(stream: &mut Read) -> Result<RIB_GENERIC_ADDPATH, Error> {
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/records/tabledump.rs:470:48
[INFO] [stderr]     |
[INFO] [stderr] 470 |     pub fn parse(header: &Header, stream: &mut Read) -> Result<TABLE_DUMP_V2, Error> {
[INFO] [stderr]     |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "9104a291fdc762b9d5f769e4edc617906ac220e0dd77d7729157004ee5f899f0"`
[INFO] running `"docker" "rm" "-f" "9104a291fdc762b9d5f769e4edc617906ac220e0dd77d7729157004ee5f899f0"`
[INFO] [stdout] 9104a291fdc762b9d5f769e4edc617906ac220e0dd77d7729157004ee5f899f0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mrt-rs/1.1.3:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 023c579e1ceeeb0ccf36019a4915e76c49aead362cddbef6d3b3d2ee9e36cb17
[INFO] running `"docker" "start" "-a" "023c579e1ceeeb0ccf36019a4915e76c49aead362cddbef6d3b3d2ee9e36cb17"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mrt_rs-28b8f7af54a46c04
[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 mrt-rs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 8) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ae31635c6b - backtrace::backtrace::libunwind::trace::hfe5db90796807973
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x55ae31635c6b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55ae31635c6b - std::sys_common::backtrace::_print::h527254ae44989167
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x55ae31635c6b - std::sys_common::backtrace::print::he85dd5ddddf46503
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x55ae31635c6b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    5:     0x55ae31635947 - std::panicking::default_hook::h2ca0f9a30a0e206b
[INFO] [stdout]                                at src/libstd/panicking.rs:214
[INFO] [stdout]    6:     0x55ae31636330 - std::panicking::rust_panic_with_hook::hffcefc09751839d1
[INFO] [stdout]                                at src/libstd/panicking.rs:477
[INFO] [stdout]    7:     0x55ae31635eb2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc
[INFO] [stdout]                                at src/libstd/panicking.rs:384
[INFO] [stdout]    8:     0x55ae31635d96 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:311
[INFO] [stdout]    9:     0x55ae3164adcd - core::panicking::panic_fmt::h2daf88b2616ca2b2
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x55ae31601968 - core::result::unwrap_failed::ha0c63df1a96f5bbb
[INFO] [stdout]   11:     0x55ae31601a80 - core::result::Result<T,E>::unwrap::h4f11a5a61a280cd4
[INFO] [stdout]   12:     0x55ae31601199 - rust_out::main::h1cf9155cb6204ee7
[INFO] [stdout]   13:     0x55ae315ffb73 - std::rt::lang_start::{{closure}}::h6ad5bf6913459b3e
[INFO] [stdout]   14:     0x55ae31635d83 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d
[INFO] [stdout]                                at src/libstd/rt.rs:49
[INFO] [stdout]   15:     0x55ae31635d83 - std::panicking::try::do_call::h4a61cb372364c745
[INFO] [stdout]                                at src/libstd/panicking.rs:296
[INFO] [stdout]   16:     0x55ae31637b7a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   17:     0x55ae3163683d - std::panicking::try::hdf71f938885bca42
[INFO] [stdout]                                at src/libstd/panicking.rs:275
[INFO] [stdout]   18:     0x55ae3163683d - std::panic::catch_unwind::h7e85dbf162b1611a
[INFO] [stdout]                                at src/libstd/panic.rs:394
[INFO] [stdout]   19:     0x55ae3163683d - std::rt::lang_start_internal::h1e06cc26b9fc25ea
[INFO] [stdout]                                at src/libstd/rt.rs:48
[INFO] [stdout]   20:     0x55ae315ffb55 - std::rt::lang_start::he873873cea7d311a
[INFO] [stdout]   21:     0x55ae3160183b - main
[INFO] [stdout]   22:     0x7fd51fcb72e1 - __libc_start_main
[INFO] [stdout]   23:     0x55ae315fb1ea - _start
[INFO] [stdout]   24:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "023c579e1ceeeb0ccf36019a4915e76c49aead362cddbef6d3b3d2ee9e36cb17"`
[INFO] running `"docker" "rm" "-f" "023c579e1ceeeb0ccf36019a4915e76c49aead362cddbef6d3b3d2ee9e36cb17"`
[INFO] [stdout] 023c579e1ceeeb0ccf36019a4915e76c49aead362cddbef6d3b3d2ee9e36cb17