[INFO] fetching crate core2 0.3.2...
[INFO] testing core2-0.3.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate core2 0.3.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate core2 0.3.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate core2 0.3.2
[INFO] finished tweaking crates.io crate core2 0.3.2
[INFO] tweaked toml for crates.io crate core2 0.3.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 764ed8139d8d52e6bf1a93ee9467e66e1fdad0646c6b8879220c95d5d7327849
[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" "764ed8139d8d52e6bf1a93ee9467e66e1fdad0646c6b8879220c95d5d7327849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "764ed8139d8d52e6bf1a93ee9467e66e1fdad0646c6b8879220c95d5d7327849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "764ed8139d8d52e6bf1a93ee9467e66e1fdad0646c6b8879220c95d5d7327849", kill_on_drop: false }`
[INFO] [stdout] 764ed8139d8d52e6bf1a93ee9467e66e1fdad0646c6b8879220c95d5d7327849
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fba6f0885160850b1c4b01305c58ed79fa8dbf2821f4bf1e40f8e00eced8be02
[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" "fba6f0885160850b1c4b01305c58ed79fa8dbf2821f4bf1e40f8e00eced8be02", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling core2 v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]   --> src/error.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | use core::alloc::LayoutErr;
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/error.rs:325:16
[INFO] [stdout]     |
[INFO] [stdout] 325 | impl Error for LayoutErr {}
[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 2.31s
[INFO] running `Command { std: "docker" "inspect" "fba6f0885160850b1c4b01305c58ed79fa8dbf2821f4bf1e40f8e00eced8be02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba6f0885160850b1c4b01305c58ed79fa8dbf2821f4bf1e40f8e00eced8be02", kill_on_drop: false }`
[INFO] [stdout] fba6f0885160850b1c4b01305c58ed79fa8dbf2821f4bf1e40f8e00eced8be02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7eca71822d2e69ec947e0eeb89d769270886ce0b6597e7c2186fad51166144b5
[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" "7eca71822d2e69ec947e0eeb89d769270886ce0b6597e7c2186fad51166144b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling core2 v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]   --> src/error.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | use core::alloc::LayoutErr;
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/error.rs:325:16
[INFO] [stdout]     |
[INFO] [stdout] 325 | impl Error for LayoutErr {}
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]   --> src/error.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | use core::alloc::LayoutErr;
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/error.rs:325:16
[INFO] [stdout]     |
[INFO] [stdout] 325 | impl Error for LayoutErr {}
[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 0.81s
[INFO] running `Command { std: "docker" "inspect" "7eca71822d2e69ec947e0eeb89d769270886ce0b6597e7c2186fad51166144b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eca71822d2e69ec947e0eeb89d769270886ce0b6597e7c2186fad51166144b5", kill_on_drop: false }`
[INFO] [stdout] 7eca71822d2e69ec947e0eeb89d769270886ce0b6597e7c2186fad51166144b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecba2942bcf1fca63c8a21efa8b7d4db571fa376c98062ff8faf91e0b43610e9
[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" "ecba2942bcf1fca63c8a21efa8b7d4db571fa376c98062ff8faf91e0b43610e9", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stderr]   --> src/error.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 | use core::alloc::LayoutErr;
[INFO] [stderr]    |                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stderr]    --> src/error.rs:325:16
[INFO] [stderr]     |
[INFO] [stderr] 325 | impl Error for LayoutErr {}
[INFO] [stderr]     |                ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `core2` (lib) generated 2 warnings
[INFO] [stderr] warning: `core2` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/core2-2be676cab30928e3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-297c916348f7cd5d)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test read_exact_slice ... ok
[INFO] [stderr]    Doc-tests core2
[INFO] [stdout] test take_eof ... ok
[INFO] [stdout] test read_exact ... ok
[INFO] [stdout] test test_writer_read_from_one_buf ... ok
[INFO] [stdout] test chain_bufread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::get_ref (line 114) ... ok
[INFO] [stdout] test src/error.rs - error::Box<dynError+'a>::from (line 113) ... ok
[INFO] [stdout] test src/error.rs - error::Box<dynError>::from (line 307) ... ok
[INFO] [stdout] test src/error.rs - error::Error::source (line 40) ... ok
[INFO] [stdout] test src/error.rs - error::Box<dynError+Send+Sync>::from (line 183) ... ok
[INFO] [stdout] test src/error.rs - error::Box<dynError>::from (line 267) ... ok
[INFO] [stdout] test src/error.rs - error::Box<dynError>::from (line 221) ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::get_mut (line 134) ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::set_position (line 173) ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::new (line 82) ... ok
[INFO] [stdout] test src/error.rs - error::Box<dynError+Send+Sync+'a>::from (line 286) ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::into_inner (line 97) ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor<T>::position (line 151) ... ok
[INFO] [stdout] test src/io/cursor.rs - io::cursor::Cursor (line 25) ... ok
[INFO] [stdout] test src/error.rs - error::Box<dynError+Send+Sync+'a>::from (line 244) ... ok
[INFO] [stdout] test src/error.rs - error::Box<dynError+Send+Sync+'a>::from (line 146) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::BufRead (line 937) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Chain<T,U>::into_inner (line 1054) - compile ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::get_ref (line 313) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Chain<T,U>::get_ref (line 1076) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Chain<T,U>::get_mut (line 1102) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::BufRead::fill_buf (line 997) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::BufRead (line 957) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read (line 134) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read (line 107) - compile ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::into_inner (line 360) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read::by_ref (line 384) - compile ... ok
[INFO] [stdout] test src/io/error.rs - io::error::ErrorKind::from (line 198) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read::bytes (line 429) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read::read (line 208) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read::read_to_end (line 253) - compile ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::from (line 262) ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::from (line 239) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Seek (line 846) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read::take (line 506) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Take<T>::get_ref (line 1270) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read::read_exact (line 337) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Read::chain (line 462) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Take<T>::limit (line 1196) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Take<T>::into_inner (line 1246) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Write::write (line 645) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Take<T>::set_limit (line 1222) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Take<T>::get_mut (line 1298) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Write (line 592) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Write::flush (line 671) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Write::by_ref (line 812) - compile ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Write::write_all (line 706) - compile ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::new (line 285) ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Error::kind (line 402) ... ok
[INFO] [stdout] test src/io/error.rs - io::error::Result (line 26) ... ok
[INFO] [stdout] test src/io/traits.rs - io::traits::Write::write_fmt (line 754) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 51 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ecba2942bcf1fca63c8a21efa8b7d4db571fa376c98062ff8faf91e0b43610e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecba2942bcf1fca63c8a21efa8b7d4db571fa376c98062ff8faf91e0b43610e9", kill_on_drop: false }`
[INFO] [stdout] ecba2942bcf1fca63c8a21efa8b7d4db571fa376c98062ff8faf91e0b43610e9