[INFO] crate elf 0.0.10 is already in cache
[INFO] extracting crate elf 0.0.10 into work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/reg/elf/0.0.10
[INFO] extracting crate elf 0.0.10 into work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/reg/elf/0.0.10
[INFO] validating manifest of elf-0.0.10 on toolchain master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of elf-0.0.10 on toolchain try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing elf-0.0.10
[INFO] finished frobbing elf-0.0.10
[INFO] frobbed toml for elf-0.0.10 written to work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/reg/elf/0.0.10/Cargo.toml
[INFO] started frobbing elf-0.0.10
[INFO] finished frobbing elf-0.0.10
[INFO] frobbed toml for elf-0.0.10 written to work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/reg/elf/0.0.10/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking elf-0.0.10 against master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104 for pr-57321
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57321/worker-3/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/reg/elf/0.0.10:/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" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] be1d708c4ba44a0ff70388d05c1aa2ae14ff995cf4f47145856b8b3abc7685e4
[INFO] running `"docker" "start" "-a" "be1d708c4ba44a0ff70388d05c1aa2ae14ff995cf4f47145856b8b3abc7685e4"`
[INFO] [stderr]     Checking elf v0.0.10 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]    --> src/lib.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let flags = try!(read_u32!(elf_f, io_file));
[INFO] [stderr]     |             ^^^^^ help: consider using `_flags` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ehsize`
[INFO] [stderr]    --> src/lib.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let ehsize = try!(read_u16!(elf_f, io_file));
[INFO] [stderr]     |             ^^^^^^ help: consider using `_ehsize` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `phentsize`
[INFO] [stderr]    --> src/lib.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let phentsize = try!(read_u16!(elf_f, io_file));
[INFO] [stderr]     |             ^^^^^^^^^ help: consider using `_phentsize` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `shentsize`
[INFO] [stderr]    --> src/lib.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let shentsize = try!(read_u16!(elf_f, io_file));
[INFO] [stderr]     |             ^^^^^^^^^ help: consider using `_shentsize` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]    --> src/lib.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let flags = try!(read_u32!(elf_f, io_file));
[INFO] [stderr]     |             ^^^^^ help: consider using `_flags` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ehsize`
[INFO] [stderr]    --> src/lib.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let ehsize = try!(read_u16!(elf_f, io_file));
[INFO] [stderr]     |             ^^^^^^ help: consider using `_ehsize` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `phentsize`
[INFO] [stderr]    --> src/lib.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let phentsize = try!(read_u16!(elf_f, io_file));
[INFO] [stderr]     |             ^^^^^^^^^ help: consider using `_phentsize` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `shentsize`
[INFO] [stderr]    --> src/lib.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let shentsize = try!(read_u16!(elf_f, io_file));
[INFO] [stderr]     |             ^^^^^^^^^ help: consider using `_shentsize` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "be1d708c4ba44a0ff70388d05c1aa2ae14ff995cf4f47145856b8b3abc7685e4"`
[INFO] running `"docker" "rm" "-f" "be1d708c4ba44a0ff70388d05c1aa2ae14ff995cf4f47145856b8b3abc7685e4"`
[INFO] [stdout] be1d708c4ba44a0ff70388d05c1aa2ae14ff995cf4f47145856b8b3abc7685e4