[INFO] fetching crate filetime 0.2.13...
[INFO] testing filetime-0.2.13 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate filetime 0.2.13 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate filetime 0.2.13 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate filetime 0.2.13
[INFO] finished tweaking crates.io crate filetime 0.2.13
[INFO] tweaked toml for crates.io crate filetime 0.2.13 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf825256e56b90b3595891254069e2ea7277beabffc645bd92765bc0d898d5ed
[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" "cf825256e56b90b3595891254069e2ea7277beabffc645bd92765bc0d898d5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf825256e56b90b3595891254069e2ea7277beabffc645bd92765bc0d898d5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf825256e56b90b3595891254069e2ea7277beabffc645bd92765bc0d898d5ed", kill_on_drop: false }`
[INFO] [stdout] cf825256e56b90b3595891254069e2ea7277beabffc645bd92765bc0d898d5ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1f24b701be0e6a94b80c9966a81a00621d4d7def005b165167ade0fd8a004a3
[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" "a1f24b701be0e6a94b80c9966a81a00621d4d7def005b165167ade0fd8a004a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling filetime v0.2.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `to_timespec`
[INFO] [stdout]    --> src/unix/utimes.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn to_timespec(ft: &FileTime) -> libc::timespec {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "a1f24b701be0e6a94b80c9966a81a00621d4d7def005b165167ade0fd8a004a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f24b701be0e6a94b80c9966a81a00621d4d7def005b165167ade0fd8a004a3", kill_on_drop: false }`
[INFO] [stdout] a1f24b701be0e6a94b80c9966a81a00621d4d7def005b165167ade0fd8a004a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa33d47e334cbfbf82dff97a3dab9c2a93a0bd21fabfd321fb20853b547f4579
[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" "fa33d47e334cbfbf82dff97a3dab9c2a93a0bd21fabfd321fb20853b547f4579", kill_on_drop: false }`
[INFO] [stderr]    Compiling filetime v0.2.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `to_timespec`
[INFO] [stdout]    --> src/unix/utimes.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn to_timespec(ft: &FileTime) -> libc::timespec {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_timespec`
[INFO] [stdout]    --> src/unix/utimes.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn to_timespec(ft: &FileTime) -> libc::timespec {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/lib.rs:633:9
[INFO] [stdout]     |
[INFO] [stdout] 633 |         fs::create_dir(&path);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "fa33d47e334cbfbf82dff97a3dab9c2a93a0bd21fabfd321fb20853b547f4579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa33d47e334cbfbf82dff97a3dab9c2a93a0bd21fabfd321fb20853b547f4579", kill_on_drop: false }`
[INFO] [stdout] fa33d47e334cbfbf82dff97a3dab9c2a93a0bd21fabfd321fb20853b547f4579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 305341cb9de6bab09933ef38b6b5bb8e3d1571735b346d1045d5010a91bb6e0b
[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" "305341cb9de6bab09933ef38b6b5bb8e3d1571735b346d1045d5010a91bb6e0b", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `to_timespec`
[INFO] [stderr]    --> src/unix/utimes.rs:121:4
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn to_timespec(ft: &FileTime) -> libc::timespec {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_timespec`
[INFO] [stderr]    --> src/unix/utimes.rs:121:4
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn to_timespec(ft: &FileTime) -> libc::timespec {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:633:9
[INFO] [stderr]     |
[INFO] [stderr] 633 |         fs::create_dir(&path);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/filetime-6e9629a2e4f03811
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::from_unix_time_test ... ok
[INFO] [stdout] test tests::from_system_time_test ... ok
[INFO] [stdout] test tests::set_file_times_pre_unix_epoch_test ... ok
[INFO] [stdout] test tests::set_symlink_file_times_test ... ok
[INFO] [stdout] test tests::set_single_time_test ... ok
[INFO] [stderr]    Doc-tests filetime
[INFO] [stdout] test tests::set_symlink_dir_times_test ... ok
[INFO] [stdout] test tests::set_dir_times_test ... ok
[INFO] [stdout] test tests::set_file_times_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - FileTime::now (line 94) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "305341cb9de6bab09933ef38b6b5bb8e3d1571735b346d1045d5010a91bb6e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "305341cb9de6bab09933ef38b6b5bb8e3d1571735b346d1045d5010a91bb6e0b", kill_on_drop: false }`
[INFO] [stdout] 305341cb9de6bab09933ef38b6b5bb8e3d1571735b346d1045d5010a91bb6e0b