[INFO] fetching crate scan_dir 0.3.3...
[INFO] testing scan_dir-0.3.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate scan_dir 0.3.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate scan_dir 0.3.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scan_dir 0.3.3
[INFO] finished tweaking crates.io crate scan_dir 0.3.3
[INFO] tweaked toml for crates.io crate scan_dir 0.3.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38a98b03d4fe7b8608dfb54a9930dd52b95be3b5dcfc6762b53501fd6f59a3fb
[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" "38a98b03d4fe7b8608dfb54a9930dd52b95be3b5dcfc6762b53501fd6f59a3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38a98b03d4fe7b8608dfb54a9930dd52b95be3b5dcfc6762b53501fd6f59a3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38a98b03d4fe7b8608dfb54a9930dd52b95be3b5dcfc6762b53501fd6f59a3fb", kill_on_drop: false }`
[INFO] [stdout] 38a98b03d4fe7b8608dfb54a9930dd52b95be3b5dcfc6762b53501fd6f59a3fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b928346aed2ec9a4f57e4a4a6f181c868a3a1f6db3f0fd7f46a04dfae969048a
[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" "b928346aed2ec9a4f57e4a4a6f181c868a3a1f6db3f0fd7f46a04dfae969048a", kill_on_drop: false }`
[INFO] [stderr]    Compiling scan_dir v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filter.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut typ = try!(entry.file_type());
[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/filter.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 typ = try!(metadata(entry.path())).file_type();
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "b928346aed2ec9a4f57e4a4a6f181c868a3a1f6db3f0fd7f46a04dfae969048a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b928346aed2ec9a4f57e4a4a6f181c868a3a1f6db3f0fd7f46a04dfae969048a", kill_on_drop: false }`
[INFO] [stdout] b928346aed2ec9a4f57e4a4a6f181c868a3a1f6db3f0fd7f46a04dfae969048a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82df0a9146ce7fb57b2657c2beb7b7ab79aabf0cb37acd10d63892f7c34f5186
[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" "82df0a9146ce7fb57b2657c2beb7b7ab79aabf0cb37acd10d63892f7c34f5186", kill_on_drop: false }`
[INFO] [stderr]    Compiling scan_dir v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filter.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut typ = try!(entry.file_type());
[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/filter.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 typ = try!(metadata(entry.path())).file_type();
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filter.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut typ = try!(entry.file_type());
[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/filter.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 typ = try!(metadata(entry.path())).file_type();
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "82df0a9146ce7fb57b2657c2beb7b7ab79aabf0cb37acd10d63892f7c34f5186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82df0a9146ce7fb57b2657c2beb7b7ab79aabf0cb37acd10d63892f7c34f5186", kill_on_drop: false }`
[INFO] [stdout] 82df0a9146ce7fb57b2657c2beb7b7ab79aabf0cb37acd10d63892f7c34f5186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f47cfb2d4020f91b82fb87c88a1c74625f6725a7d8328d7272f4f933d96111d2
[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" "f47cfb2d4020f91b82fb87c88a1c74625f6725a7d8328d7272f4f933d96111d2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/filter.rs:16:23
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 16 |         let mut typ = try!(entry.file_type());
[INFO] [stdout] 
[INFO] [stderr]    |                       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/filter.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 typ = try!(metadata(entry.path())).file_type();
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/filter.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let mut typ = try!(entry.file_type());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/filter.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 typ = try!(metadata(entry.path())).file_type();
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scan_dir-5580cc74d7648731
[INFO] [stderr]    Doc-tests scan_dir
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - ScanDir::read (line 259) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 59) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] test src/walk.rs - walk::Walker::exit_current_dir (line 60) ... ok
[INFO] [stdout] test src/lib.rs - ScanDir::walk (line 290) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f47cfb2d4020f91b82fb87c88a1c74625f6725a7d8328d7272f4f933d96111d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f47cfb2d4020f91b82fb87c88a1c74625f6725a7d8328d7272f4f933d96111d2", kill_on_drop: false }`
[INFO] [stdout] f47cfb2d4020f91b82fb87c88a1c74625f6725a7d8328d7272f4f933d96111d2