[INFO] cloning repository https://github.com/nao-kobayashi/file_checker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nao-kobayashi/file_checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnao-kobayashi%2Ffile_checker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnao-kobayashi%2Ffile_checker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f15ecf0c8da99997cb2a3580887f1b865c1adbe8
[INFO] checking nao-kobayashi/file_checker against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnao-kobayashi%2Ffile_checker" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nao-kobayashi/file_checker on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nao-kobayashi/file_checker
[INFO] finished tweaking git repo https://github.com/nao-kobayashi/file_checker
[INFO] tweaked toml for git repo https://github.com/nao-kobayashi/file_checker written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/nao-kobayashi/file_checker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91339bd830d8cec60c78e7a09a071ad2abcb3611d73e20a758cee9d02eacbe3c
[INFO] running `Command { std: "docker" "start" "-a" "91339bd830d8cec60c78e7a09a071ad2abcb3611d73e20a758cee9d02eacbe3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91339bd830d8cec60c78e7a09a071ad2abcb3611d73e20a758cee9d02eacbe3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91339bd830d8cec60c78e7a09a071ad2abcb3611d73e20a758cee9d02eacbe3c", kill_on_drop: false }`
[INFO] [stdout] 91339bd830d8cec60c78e7a09a071ad2abcb3611d73e20a758cee9d02eacbe3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dadcecb77e6d9779c643f37d3efd88d08c8fbfba1d463b44522f7ff7e69653d
[INFO] running `Command { std: "docker" "start" "-a" "7dadcecb77e6d9779c643f37d3efd88d08c8fbfba1d463b44522f7ff7e69653d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking file_checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/md5/mod.rs:256:2
[INFO] [stdout]     |
[INFO] [stdout] 256 |     (x ^ y ^ z)
[INFO] [stdout]     |     ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/md5/mod.rs:256:2
[INFO] [stdout]     |
[INFO] [stdout] 256 |     (x ^ y ^ z)
[INFO] [stdout]     |     ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/md5/mod.rs:260:2
[INFO] [stdout]     |
[INFO] [stdout] 260 |     (y ^ (x | (!z)))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/md5/mod.rs:260:2
[INFO] [stdout]     |
[INFO] [stdout] 260 |     (y ^ (x | (!z)))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:129:51
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let mut block: [u32; BLOCK_SIZE] = unsafe{ mem::uninitialized() };
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:167:34
[INFO] [stdout]     |
[INFO] [stdout] 167 |             self.leftover = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:173:34
[INFO] [stdout]     |
[INFO] [stdout] 173 |             self.leftover = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:178:48
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let mut x: [u32; BLOCK_SIZE] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:186:47
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let block: [u32; BLOCK_SIZE] = unsafe{ mem::uninitialized() };
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:210:35
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 self.leftover = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:214:34
[INFO] [stdout]     |
[INFO] [stdout] 214 |             self.leftover = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:236:44
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let byte_array: [u8; 16] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:129:51
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let mut block: [u32; BLOCK_SIZE] = unsafe{ mem::uninitialized() };
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:167:34
[INFO] [stdout]     |
[INFO] [stdout] 167 |             self.leftover = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:173:34
[INFO] [stdout]     |
[INFO] [stdout] 173 |             self.leftover = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:178:48
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let mut x: [u32; BLOCK_SIZE] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:186:47
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let block: [u32; BLOCK_SIZE] = unsafe{ mem::uninitialized() };
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:210:35
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 self.leftover = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:214:34
[INFO] [stdout]     |
[INFO] [stdout] 214 |             self.leftover = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/md5/mod.rs:236:44
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let byte_array: [u8; 16] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 |             try!( fmtr.write_fmt(format_args!("{:02x}", byte)));
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 |             try!( fmtr.write_fmt(format_args!("{:02x}", byte)));
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "7dadcecb77e6d9779c643f37d3efd88d08c8fbfba1d463b44522f7ff7e69653d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dadcecb77e6d9779c643f37d3efd88d08c8fbfba1d463b44522f7ff7e69653d", kill_on_drop: false }`
[INFO] [stdout] 7dadcecb77e6d9779c643f37d3efd88d08c8fbfba1d463b44522f7ff7e69653d