[INFO] fetching crate uio 0.2.0...
[INFO] checking uio-0.2.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate uio 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate uio 0.2.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uio 0.2.0
[INFO] finished tweaking crates.io crate uio 0.2.0
[INFO] tweaked toml for crates.io crate uio 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6616816fee4b45dbfcf5b803c8485bcc00fbc343813c0e76ae1bee6bc97dfcff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6616816fee4b45dbfcf5b803c8485bcc00fbc343813c0e76ae1bee6bc97dfcff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6616816fee4b45dbfcf5b803c8485bcc00fbc343813c0e76ae1bee6bc97dfcff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6616816fee4b45dbfcf5b803c8485bcc00fbc343813c0e76ae1bee6bc97dfcff", kill_on_drop: false }`
[INFO] [stdout] 6616816fee4b45dbfcf5b803c8485bcc00fbc343813c0e76ae1bee6bc97dfcff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9cd51ccdae215b95f07a701a9cfac8c7cf027616c70528ad9c636d6fe50d061
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d9cd51ccdae215b95f07a701a9cfac8c7cf027616c70528ad9c636d6fe50d061", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking nix v0.11.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking uio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linux.rs:53:23
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let devfile = try!(OpenOptions::new().read(true).write(true).open(path));
[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/linux.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let paths = try!(fs::read_dir(format!(
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linux.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let path = try!(p);
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linux.rs:74:32
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let metadata = try!(fs::metadata(path.path()));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linux.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let f = try!(OpenOptions::new()
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linux.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let metadata = try!(fs::metadata(filename.clone()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linux.rs:115:24
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let mut file = try!(File::open(path));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linux.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         try!(file.read_to_string(&mut buffer));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linux.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let paths = try!(fs::read_dir(format!(
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linux.rs:184:24
[INFO] [stdout]     |
[INFO] [stdout] 184 |             let path = try!(p);
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linux.rs:53:23
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let devfile = try!(OpenOptions::new().read(true).write(true).open(path));
[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/linux.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let paths = try!(fs::read_dir(format!(
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linux.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let path = try!(p);
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linux.rs:74:32
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let metadata = try!(fs::metadata(path.path()));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linux.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let f = try!(OpenOptions::new()
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linux.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let metadata = try!(fs::metadata(filename.clone()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linux.rs:115:24
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let mut file = try!(File::open(path));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linux.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         try!(file.read_to_string(&mut buffer));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linux.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let paths = try!(fs::read_dir(format!(
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linux.rs:184:24
[INFO] [stdout]     |
[INFO] [stdout] 184 |             let path = try!(p);
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.86s
[INFO] running `Command { std: "docker" "inspect" "d9cd51ccdae215b95f07a701a9cfac8c7cf027616c70528ad9c636d6fe50d061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cd51ccdae215b95f07a701a9cfac8c7cf027616c70528ad9c636d6fe50d061", kill_on_drop: false }`
[INFO] [stdout] d9cd51ccdae215b95f07a701a9cfac8c7cf027616c70528ad9c636d6fe50d061