[INFO] fetching crate ringbahn 0.0.0-experimental.3...
[INFO] testing ringbahn-0.0.0-experimental.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate ringbahn 0.0.0-experimental.3 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate ringbahn 0.0.0-experimental.3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ringbahn 0.0.0-experimental.3
[INFO] finished tweaking crates.io crate ringbahn 0.0.0-experimental.3
[INFO] tweaked toml for crates.io crate ringbahn 0.0.0-experimental.3 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate crates.io crate ringbahn 0.0.0-experimental.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 733c3d25cbe2cecf4d6c1b68ce3b6f757f90b21a70bbec02c7f986fd5ea49c7f
[INFO] running `Command { std: "docker" "start" "-a" "733c3d25cbe2cecf4d6c1b68ce3b6f757f90b21a70bbec02c7f986fd5ea49c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "733c3d25cbe2cecf4d6c1b68ce3b6f757f90b21a70bbec02c7f986fd5ea49c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733c3d25cbe2cecf4d6c1b68ce3b6f757f90b21a70bbec02c7f986fd5ea49c7f", kill_on_drop: false }`
[INFO] [stdout] 733c3d25cbe2cecf4d6c1b68ce3b6f757f90b21a70bbec02c7f986fd5ea49c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee99de8776ab66d4e8333881b90c01d1e90f2a5e7a8bb50d4767941700de4418
[INFO] running `Command { std: "docker" "start" "-a" "ee99de8776ab66d4e8333881b90c01d1e90f2a5e7a8bb50d4767941700de4418", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling event-listener v1.2.0
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling access-queue v1.1.0
[INFO] [stderr]    Compiling uring-sys v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling iou v0.0.0-ringbahn.1
[INFO] [stderr]    Compiling ringbahn v0.0.0-experimental.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.17s
[INFO] running `Command { std: "docker" "inspect" "ee99de8776ab66d4e8333881b90c01d1e90f2a5e7a8bb50d4767941700de4418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee99de8776ab66d4e8333881b90c01d1e90f2a5e7a8bb50d4767941700de4418", kill_on_drop: false }`
[INFO] [stdout] ee99de8776ab66d4e8333881b90c01d1e90f2a5e7a8bb50d4767941700de4418
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c250bdad66d4a3d7914bda752467ee0628dd3b693d6db84e314723576398fd2
[INFO] running `Command { std: "docker" "start" "-a" "1c250bdad66d4a3d7914bda752467ee0628dd3b693d6db84e314723576398fd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.16
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling ringbahn v0.0.0-experimental.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.18s
[INFO] running `Command { std: "docker" "inspect" "1c250bdad66d4a3d7914bda752467ee0628dd3b693d6db84e314723576398fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c250bdad66d4a3d7914bda752467ee0628dd3b693d6db84e314723576398fd2", kill_on_drop: false }`
[INFO] [stdout] 1c250bdad66d4a3d7914bda752467ee0628dd3b693d6db84e314723576398fd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8fa0a21eaa577c28af052c42eef264982f47ba16fe3cde9f58e442838861901f
[INFO] running `Command { std: "docker" "start" "-a" "8fa0a21eaa577c28af052c42eef264982f47ba16fe3cde9f58e442838861901f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ringbahn-c1bbc0c300dbda37)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic-read.rs (/opt/rustwide/target/debug/deps/basic_read-a56275051028fe52)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test read_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic-write.rs (/opt/rustwide/target/debug/deps/basic_write-c0c7ee702551d3b7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/file-read.rs (/opt/rustwide/target/debug/deps/file_read-a28f61e573c43a74)
[INFO] [stdout] test write_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test read_file ... ok
[INFO] [stdout] test read_to_end ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/file-seek.rs (/opt/rustwide/target/debug/deps/file_seek-c055a18a79f78e39)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test seek_and_then_io ... ok
[INFO] [stdout] test seek_to_end ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/file-write.rs (/opt/rustwide/target/debug/deps/file_write-dc78f88cf3fa323b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests ringbahn
[INFO] [stdout] test write_file ... ok
[INFO] [stdout] test select_complete_many_futures ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[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" "8fa0a21eaa577c28af052c42eef264982f47ba16fe3cde9f58e442838861901f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa0a21eaa577c28af052c42eef264982f47ba16fe3cde9f58e442838861901f", kill_on_drop: false }`
[INFO] [stdout] 8fa0a21eaa577c28af052c42eef264982f47ba16fe3cde9f58e442838861901f