[INFO] fetching crate epoll-rs 0.2.1...
[INFO] testing epoll-rs-0.2.1 against try#015dbcea68b7642e2acc268b5c8f3e9086fc02ff for pr-102570-1
[INFO] extracting crate epoll-rs 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate epoll-rs 0.2.1 on toolchain 015dbcea68b7642e2acc268b5c8f3e9086fc02ff
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate epoll-rs 0.2.1
[INFO] finished tweaking crates.io crate epoll-rs 0.2.1
[INFO] tweaked toml for crates.io crate epoll-rs 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate epoll-rs 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fa91477ee1519b791beffcc91aca3214454ae64e2788f6806910a2ab33197e5
[INFO] running `Command { std: "docker" "start" "-a" "6fa91477ee1519b791beffcc91aca3214454ae64e2788f6806910a2ab33197e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fa91477ee1519b791beffcc91aca3214454ae64e2788f6806910a2ab33197e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa91477ee1519b791beffcc91aca3214454ae64e2788f6806910a2ab33197e5", kill_on_drop: false }`
[INFO] [stdout] 6fa91477ee1519b791beffcc91aca3214454ae64e2788f6806910a2ab33197e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0283d89d0a6c8181d342fe2eff4e6ed1d0305e1c63813f8c8746fbfb4373d9d4
[INFO] running `Command { std: "docker" "start" "-a" "0283d89d0a6c8181d342fe2eff4e6ed1d0305e1c63813f8c8746fbfb4373d9d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling epoll-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `epoll_fd` is never read
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Token<'a, F: OwnedRawFd> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 53 |     epoll_fd: RawFd,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 1.88s
[INFO] running `Command { std: "docker" "inspect" "0283d89d0a6c8181d342fe2eff4e6ed1d0305e1c63813f8c8746fbfb4373d9d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0283d89d0a6c8181d342fe2eff4e6ed1d0305e1c63813f8c8746fbfb4373d9d4", kill_on_drop: false }`
[INFO] [stdout] 0283d89d0a6c8181d342fe2eff4e6ed1d0305e1c63813f8c8746fbfb4373d9d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 643904bde27d387405dbd53ad47b59619e78241c0e0c4c55a81a93dff17b34c4
[INFO] running `Command { std: "docker" "start" "-a" "643904bde27d387405dbd53ad47b59619e78241c0e0c4c55a81a93dff17b34c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stdout] warning: field `epoll_fd` is never read
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Token<'a, F: OwnedRawFd> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 53 |     epoll_fd: RawFd,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling epoll-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `epoll_fd` is never read
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Token<'a, F: OwnedRawFd> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 53 |     epoll_fd: RawFd,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 test [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "643904bde27d387405dbd53ad47b59619e78241c0e0c4c55a81a93dff17b34c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643904bde27d387405dbd53ad47b59619e78241c0e0c4c55a81a93dff17b34c4", kill_on_drop: false }`
[INFO] [stdout] 643904bde27d387405dbd53ad47b59619e78241c0e0c4c55a81a93dff17b34c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3da33a9b24693c3956a89dcad4d7fd7daa31d56396cca55215f9d14ce03aa9eb
[INFO] running `Command { std: "docker" "start" "-a" "3da33a9b24693c3956a89dcad4d7fd7daa31d56396cca55215f9d14ce03aa9eb", kill_on_drop: false }`
[INFO] [stderr] warning: field `epoll_fd` is never read
[INFO] [stderr]   --> src/lib.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub struct Token<'a, F: OwnedRawFd> {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 53 |     epoll_fd: RawFd,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `epoll-rs` (lib) generated 1 warning
[INFO] [stderr] warning: `epoll-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/epoll_rs-464c13471213a175)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::test_epoll_event_equivalence ... ok
[INFO] [stdout] test test::test_add_different_types ... ok
[INFO] [stdout] test test::test_hup ... ok
[INFO] [stdout] test test::test_wait_many ... ok
[INFO] [stdout] test test::test_epoll_outlives_token ... ok
[INFO] [stdout] test test::test_remove_ordering ... ok
[INFO] [stdout] test test::test_epoll_wait_read ... ok
[INFO] [stderr]    Doc-tests epoll_rs
[INFO] [stdout] test test::test_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - test_token_lifetime (line 525) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 7) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 19) - compile ... ok
[INFO] [stdout] test src/lib.rs - Epoll (line 227) - compile ... ok
[INFO] [stdout] test src/lib.rs - Epoll::add_raw_fd (line 473) ... ok
[INFO] [stdout] test src/lib.rs - Epoll::add_raw_fd (line 488) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3da33a9b24693c3956a89dcad4d7fd7daa31d56396cca55215f9d14ce03aa9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da33a9b24693c3956a89dcad4d7fd7daa31d56396cca55215f9d14ce03aa9eb", kill_on_drop: false }`
[INFO] [stdout] 3da33a9b24693c3956a89dcad4d7fd7daa31d56396cca55215f9d14ce03aa9eb