[INFO] fetching crate bare-io 0.2.1... [INFO] testing bare-io-0.2.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate bare-io 0.2.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate bare-io 0.2.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate bare-io 0.2.1 [INFO] finished tweaking crates.io crate bare-io 0.2.1 [INFO] tweaked toml for crates.io crate bare-io 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ad6bfa04471dbb2ba6107640125ab26f05bdc7e71f3f928a849444d6ff7a4b10 [INFO] running `Command { std: "docker" "start" "-a" "ad6bfa04471dbb2ba6107640125ab26f05bdc7e71f3f928a849444d6ff7a4b10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad6bfa04471dbb2ba6107640125ab26f05bdc7e71f3f928a849444d6ff7a4b10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad6bfa04471dbb2ba6107640125ab26f05bdc7e71f3f928a849444d6ff7a4b10", kill_on_drop: false }` [INFO] [stdout] ad6bfa04471dbb2ba6107640125ab26f05bdc7e71f3f928a849444d6ff7a4b10 [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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35a011a1061561a60351bd0eff3cb2294464cdfdffb1f9f72c339625943234f2 [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" "35a011a1061561a60351bd0eff3cb2294464cdfdffb1f9f72c339625943234f2", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling bare-io v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `Command { std: "docker" "inspect" "35a011a1061561a60351bd0eff3cb2294464cdfdffb1f9f72c339625943234f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35a011a1061561a60351bd0eff3cb2294464cdfdffb1f9f72c339625943234f2", kill_on_drop: false }` [INFO] [stdout] 35a011a1061561a60351bd0eff3cb2294464cdfdffb1f9f72c339625943234f2 [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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cba393e7a453d76a47de042609202e3d75316ded284a9a37f95e79dee65182d8 [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" "cba393e7a453d76a47de042609202e3d75316ded284a9a37f95e79dee65182d8", kill_on_drop: false }` [INFO] [stderr] Compiling bare-io v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.29s [INFO] running `Command { std: "docker" "inspect" "cba393e7a453d76a47de042609202e3d75316ded284a9a37f95e79dee65182d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cba393e7a453d76a47de042609202e3d75316ded284a9a37f95e79dee65182d8", kill_on_drop: false }` [INFO] [stdout] cba393e7a453d76a47de042609202e3d75316ded284a9a37f95e79dee65182d8 [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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 02cd4c24a6f658a5fff7235627d0b9661bd7574d35f952f4a33d7e88923cae41 [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" "02cd4c24a6f658a5fff7235627d0b9661bd7574d35f952f4a33d7e88923cae41", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/bare_io-174e88f0ba9f9155 [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tests-31037959602c6545 [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test take_eof ... ok [INFO] [stdout] test test_writer_read_from_one_buf ... ok [INFO] [stdout] test read_exact ... ok [INFO] [stdout] test read_exact_slice ... 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 [INFO] [stdout] [INFO] [stderr] Doc-tests bare-io [INFO] [stdout] [INFO] [stdout] running 39 tests [INFO] [stdout] test src/cursor.rs - cursor::Cursor (line 25) ... ok [INFO] [stdout] test src/traits.rs - traits::BufRead (line 805) ... ok [INFO] [stdout] test src/traits.rs - traits::BufRead::fill_buf (line 865) ... ok [INFO] [stdout] test src/cursor.rs - cursor::Cursor::into_inner (line 96) ... ok [INFO] [stdout] test src/traits.rs - traits::BufRead (line 825) ... ok [INFO] [stdout] test src/traits.rs - traits::Chain::get_mut (line 970) ... ok [INFO] [stdout] test src/traits.rs - traits::Chain::into_inner (line 922) ... ok [INFO] [stdout] test src/cursor.rs - cursor::Cursor::get_ref (line 113) ... ok [INFO] [stdout] test src/traits.rs - traits::Chain::get_ref (line 944) ... ok [INFO] [stdout] test src/cursor.rs - cursor::Cursor::new (line 81) ... ok [INFO] [stdout] test src/traits.rs - traits::Read (line 53) ... ok [INFO] [stdout] test src/error.rs - error::Error::kind (line 303) ... ok [INFO] [stdout] test src/traits.rs - traits::Read (line 26) ... ok [INFO] [stdout] test src/error.rs - error::Result (line 26) ... ok [INFO] [stdout] test src/traits.rs - traits::Read::bytes (line 297) ... ok [INFO] [stdout] test src/cursor.rs - cursor::Cursor::get_mut (line 133) ... ok [INFO] [stdout] test src/traits.rs - traits::Read::by_ref (line 252) ... ok [INFO] [stdout] test src/error.rs - error::Error::from (line 187) ... ok [INFO] [stdout] test src/traits.rs - traits::Read::take (line 374) ... ok [INFO] [stdout] test src/traits.rs - traits::Take::into_inner (line 1114) ... ok [INFO] [stdout] test src/traits.rs - traits::Take::limit (line 1064) ... ok [INFO] [stdout] test src/traits.rs - traits::Read::chain (line 330) ... ok [INFO] [stdout] test src/traits.rs - traits::Read::read (line 127) ... ok [INFO] [stdout] test src/traits.rs - traits::Take::get_mut (line 1166) ... ok [INFO] [stdout] test src/traits.rs - traits::Read::read_exact (line 205) ... ok [INFO] [stdout] test src/traits.rs - traits::Seek (line 714) ... ok [INFO] [stdout] test src/error.rs - error::Error::into_inner (line 274) ... ok [INFO] [stdout] test src/traits.rs - traits::Take::get_ref (line 1138) ... ok [INFO] [stdout] test src/traits.rs - traits::Take::set_limit (line 1090) ... ok [INFO] [stdout] test src/cursor.rs - cursor::Cursor::position (line 150) ... ok [INFO] [stdout] test src/cursor.rs - cursor::Cursor::set_position (line 173) ... ok [INFO] [stdout] test src/traits.rs - traits::Write (line 460) ... ok [INFO] [stdout] test src/traits.rs - traits::Write::write_all (line 574) ... ok [INFO] [stdout] test src/error.rs - error::Error::new (line 212) ... ok [INFO] [stdout] test src/traits.rs - traits::Write::by_ref (line 680) ... ok [INFO] [stdout] test src/traits.rs - traits::Write::write (line 513) ... ok [INFO] [stdout] test src/traits.rs - traits::Write::flush (line 539) ... ok [INFO] [stdout] test src/traits.rs - traits::Write::write_fmt (line 622) ... ok [INFO] [stdout] test src/error.rs - error::Error::get_ref (line 240) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "02cd4c24a6f658a5fff7235627d0b9661bd7574d35f952f4a33d7e88923cae41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02cd4c24a6f658a5fff7235627d0b9661bd7574d35f952f4a33d7e88923cae41", kill_on_drop: false }` [INFO] [stdout] 02cd4c24a6f658a5fff7235627d0b9661bd7574d35f952f4a33d7e88923cae41