[INFO] cloning repository https://github.com/skyzh/uring-positioned-io
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skyzh/uring-positioned-io" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyzh%2Furing-positioned-io", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyzh%2Furing-positioned-io'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a04f4be1e4fc7d47b617f4a84445746e28b0343f
[INFO] testing skyzh/uring-positioned-io against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyzh%2Furing-positioned-io" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skyzh/uring-positioned-io on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skyzh/uring-positioned-io
[INFO] finished tweaking git repo https://github.com/skyzh/uring-positioned-io
[INFO] tweaked toml for git repo https://github.com/skyzh/uring-positioned-io written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded url v0.2.38
[INFO] [stderr]   Downloaded mpmc v0.1.6
[INFO] [stderr]   Downloaded hsl v0.1.1
[INFO] [stderr]   Downloaded tiny_http v0.5.9
[INFO] [stderr]   Downloaded rusttype v0.1.2
[INFO] [stderr]   Downloaded heatmap v0.6.6
[INFO] [stderr]   Downloaded clocksource v0.4.0
[INFO] [stderr]   Downloaded stb_truetype v0.1.2
[INFO] [stderr]   Downloaded allan v0.2.4
[INFO] [stderr]   Downloaded io-uring v0.5.0-alpha.2
[INFO] [stderr]   Downloaded tic v0.6.0
[INFO] [stderr]   Downloaded waterfall v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2812e9c6a54fa02d74cd8eca91b9d29615545c5657b9c3dfb3a3719a089d88cb
[INFO] running `Command { std: "docker" "start" "-a" "2812e9c6a54fa02d74cd8eca91b9d29615545c5657b9c3dfb3a3719a089d88cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2812e9c6a54fa02d74cd8eca91b9d29615545c5657b9c3dfb3a3719a089d88cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2812e9c6a54fa02d74cd8eca91b9d29615545c5657b9c3dfb3a3719a089d88cb", kill_on_drop: false }`
[INFO] [stdout] 2812e9c6a54fa02d74cd8eca91b9d29615545c5657b9c3dfb3a3719a089d88cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba574d7aaca8e7d9969fd5b2f1b710f7991c1d55d91b5f0d7c0cb322c811bc40
[INFO] running `Command { std: "docker" "start" "-a" "ba574d7aaca8e7d9969fd5b2f1b710f7991c1d55d91b5f0d7c0cb322c811bc40", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling io-uring v0.5.0-alpha.2
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling uring-positioned-io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.55s
[INFO] running `Command { std: "docker" "inspect" "ba574d7aaca8e7d9969fd5b2f1b710f7991c1d55d91b5f0d7c0cb322c811bc40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba574d7aaca8e7d9969fd5b2f1b710f7991c1d55d91b5f0d7c0cb322c811bc40", kill_on_drop: false }`
[INFO] [stdout] ba574d7aaca8e7d9969fd5b2f1b710f7991c1d55d91b5f0d7c0cb322c811bc40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2810abbe3f453ed3bf1c5b3617cc4a18524fe237595014811f5cc0b6160c48b
[INFO] running `Command { std: "docker" "start" "-a" "b2810abbe3f453ed3bf1c5b3617cc4a18524fe237595014811f5cc0b6160c48b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling uring-positioned-io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.02s
[INFO] running `Command { std: "docker" "inspect" "b2810abbe3f453ed3bf1c5b3617cc4a18524fe237595014811f5cc0b6160c48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2810abbe3f453ed3bf1c5b3617cc4a18524fe237595014811f5cc0b6160c48b", kill_on_drop: false }`
[INFO] [stdout] b2810abbe3f453ed3bf1c5b3617cc4a18524fe237595014811f5cc0b6160c48b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2fa9a57eb90f1a3e57753ee468b5b74b02ea63e4218992179d8d13deeeb88bd
[INFO] running `Command { std: "docker" "start" "-a" "f2fa9a57eb90f1a3e57753ee468b5b74b02ea63e4218992179d8d13deeeb88bd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uring_positioned_io-1308bab200542953)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test context::tests::test_new ... ok
[INFO] [stdout] test context::tests::test_read ... ok
[INFO] [stdout] test context::tests::test_flush ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uring-positioned-io
[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] running `Command { std: "docker" "inspect" "f2fa9a57eb90f1a3e57753ee468b5b74b02ea63e4218992179d8d13deeeb88bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2fa9a57eb90f1a3e57753ee468b5b74b02ea63e4218992179d8d13deeeb88bd", kill_on_drop: false }`
[INFO] [stdout] f2fa9a57eb90f1a3e57753ee468b5b74b02ea63e4218992179d8d13deeeb88bd