[INFO] updating cached repository nthery/hexdump
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nthery/hexdump
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nthery/hexdump" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/nthery/hexdump"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/nthery/hexdump'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nthery/hexdump" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/nthery/hexdump"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/nthery/hexdump'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9376dea74086b7f589c25c3a29b353bf402c26d9
[INFO] sha for GitHub repo nthery/hexdump: 9376dea74086b7f589c25c3a29b353bf402c26d9
[INFO] validating manifest of nthery/hexdump on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nthery/hexdump on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nthery/hexdump
[INFO] finished frobbing nthery/hexdump
[INFO] frobbed toml for nthery/hexdump written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/nthery/hexdump/Cargo.toml
[INFO] started frobbing nthery/hexdump
[INFO] finished frobbing nthery/hexdump
[INFO] frobbed toml for nthery/hexdump written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/nthery/hexdump/Cargo.toml
[INFO] crate nthery/hexdump already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nthery/hexdump against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-3/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/nthery/hexdump:/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=forbid" "-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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b999b2cd714ee3f05ebc435bdf51370ab58d3869e3e7b318203a14e6f5449676
[INFO] running `"docker" "start" "-a" "b999b2cd714ee3f05ebc435bdf51370ab58d3869e3e7b318203a14e6f5449676"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking hexdump v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:49:28
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn read_up_to<'a>(rd: &mut Read, buf: &'a mut [u8]) -> Result<&'a [u8]> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:24
[INFO] [stderr]    |
[INFO] [stderr] 72 | fn print_line(wr: &mut Write, buf: &[u8], width: usize) -> Result<()> {
[INFO] [stderr]    |                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:100:22
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub fn dump(rd: &mut Read, wr: &mut Write, width: usize) -> Result<()> {
[INFO] [stderr]     |                      ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:100:37
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub fn dump(rd: &mut Read, wr: &mut Write, width: usize) -> Result<()> {
[INFO] [stderr]     |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:49:28
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn read_up_to<'a>(rd: &mut Read, buf: &'a mut [u8]) -> Result<&'a [u8]> {
[INFO] [stderr]    |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:24
[INFO] [stderr]    |
[INFO] [stderr] 72 | fn print_line(wr: &mut Write, buf: &[u8], width: usize) -> Result<()> {
[INFO] [stderr]    |                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:100:22
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub fn dump(rd: &mut Read, wr: &mut Write, width: usize) -> Result<()> {
[INFO] [stderr]     |                      ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:100:37
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub fn dump(rd: &mut Read, wr: &mut Write, width: usize) -> Result<()> {
[INFO] [stderr]     |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.09s
[INFO] running `"docker" "inspect" "b999b2cd714ee3f05ebc435bdf51370ab58d3869e3e7b318203a14e6f5449676"`
[INFO] running `"docker" "rm" "-f" "b999b2cd714ee3f05ebc435bdf51370ab58d3869e3e7b318203a14e6f5449676"`
[INFO] [stdout] b999b2cd714ee3f05ebc435bdf51370ab58d3869e3e7b318203a14e6f5449676