[INFO] updating cached repository tripped/nfshdr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tripped/nfshdr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tripped/nfshdr" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/tripped/nfshdr"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/tripped/nfshdr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tripped/nfshdr" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/tripped/nfshdr"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/tripped/nfshdr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a9edb8a6a394ed274bbaa846625ad4d5a9d204e6
[INFO] sha for GitHub repo tripped/nfshdr: a9edb8a6a394ed274bbaa846625ad4d5a9d204e6
[INFO] validating manifest of tripped/nfshdr on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tripped/nfshdr on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tripped/nfshdr
[INFO] finished frobbing tripped/nfshdr
[INFO] frobbed toml for tripped/nfshdr written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/tripped/nfshdr/Cargo.toml
[INFO] started frobbing tripped/nfshdr
[INFO] finished frobbing tripped/nfshdr
[INFO] frobbed toml for tripped/nfshdr written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/tripped/nfshdr/Cargo.toml
[INFO] crate tripped/nfshdr already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tripped/nfshdr against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/tripped/nfshdr:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 05c15a1d1a1ae620fbc5982d643b65c40511dab5024a3f54adbbe9fba3be58a3
[INFO] running `"docker" "start" "-a" "05c15a1d1a1ae620fbc5982d643b65c40511dab5024a3f54adbbe9fba3be58a3"`
[INFO] [stderr]     Checking pcap v0.7.0
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling syn v0.13.4
[INFO] [stderr]    Compiling pnet_macros v0.21.0
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling pnet_packet v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.44
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]     Checking nfshdr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `buffer`
[INFO] [stderr]   --> src/main.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     buffer: [u8;1024],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `looks_like_it_be_what_it_is`
[INFO] [stderr]    --> src/main.rs:392:5
[INFO] [stderr]     |
[INFO] [stderr] 392 |     pub fn looks_like_it_be_what_it_is(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_last_fragment`
[INFO] [stderr]    --> src/main.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 410 |     pub fn is_last_fragment(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `version`
[INFO] [stderr]    --> src/main.rs:442:5
[INFO] [stderr]     |
[INFO] [stderr] 442 |     pub fn version(&self) -> Option<u32> { self.call_only_field(12) }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `program`
[INFO] [stderr]    --> src/main.rs:443:5
[INFO] [stderr]     |
[INFO] [stderr] 443 |     pub fn program(&self) -> Option<u32> { self.call_only_field(16) }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `program_version`
[INFO] [stderr]    --> src/main.rs:444:5
[INFO] [stderr]     |
[INFO] [stderr] 444 |     pub fn program_version(&self) -> Option<u32> { self.call_only_field(20) }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `auth_size`
[INFO] [stderr]    --> src/main.rs:446:5
[INFO] [stderr]     |
[INFO] [stderr] 446 |     pub fn auth_size(&self) -> Option<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `header_size`
[INFO] [stderr]    --> src/main.rs:454:5
[INFO] [stderr]     |
[INFO] [stderr] 454 |     pub fn header_size(&self) -> Option<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `payload`
[INFO] [stderr]    --> src/main.rs:463:5
[INFO] [stderr]     |
[INFO] [stderr] 463 |     pub fn payload(&self) -> Option<&[u8]> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `buffer`
[INFO] [stderr]   --> src/main.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     buffer: [u8;1024],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `looks_like_it_be_what_it_is`
[INFO] [stderr]    --> src/main.rs:392:5
[INFO] [stderr]     |
[INFO] [stderr] 392 |     pub fn looks_like_it_be_what_it_is(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_last_fragment`
[INFO] [stderr]    --> src/main.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 410 |     pub fn is_last_fragment(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `version`
[INFO] [stderr]    --> src/main.rs:442:5
[INFO] [stderr]     |
[INFO] [stderr] 442 |     pub fn version(&self) -> Option<u32> { self.call_only_field(12) }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `program`
[INFO] [stderr]    --> src/main.rs:443:5
[INFO] [stderr]     |
[INFO] [stderr] 443 |     pub fn program(&self) -> Option<u32> { self.call_only_field(16) }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `program_version`
[INFO] [stderr]    --> src/main.rs:444:5
[INFO] [stderr]     |
[INFO] [stderr] 444 |     pub fn program_version(&self) -> Option<u32> { self.call_only_field(20) }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `auth_size`
[INFO] [stderr]    --> src/main.rs:446:5
[INFO] [stderr]     |
[INFO] [stderr] 446 |     pub fn auth_size(&self) -> Option<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `header_size`
[INFO] [stderr]    --> src/main.rs:454:5
[INFO] [stderr]     |
[INFO] [stderr] 454 |     pub fn header_size(&self) -> Option<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `payload`
[INFO] [stderr]    --> src/main.rs:463:5
[INFO] [stderr]     |
[INFO] [stderr] 463 |     pub fn payload(&self) -> Option<&[u8]> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.50s
[INFO] running `"docker" "inspect" "05c15a1d1a1ae620fbc5982d643b65c40511dab5024a3f54adbbe9fba3be58a3"`
[INFO] running `"docker" "rm" "-f" "05c15a1d1a1ae620fbc5982d643b65c40511dab5024a3f54adbbe9fba3be58a3"`
[INFO] [stdout] 05c15a1d1a1ae620fbc5982d643b65c40511dab5024a3f54adbbe9fba3be58a3