[INFO] fetching crate taskio 0.1.0-alpha-1...
[INFO] testing taskio-0.1.0-alpha-1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate taskio 0.1.0-alpha-1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate taskio 0.1.0-alpha-1
[INFO] finished tweaking crates.io crate taskio 0.1.0-alpha-1
[INFO] tweaked toml for crates.io crate taskio 0.1.0-alpha-1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate taskio 0.1.0-alpha-1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46391cf8700e1aed598083d5be3c7ba8aa3d8b9fbdf6afb03c4b6b136ebf3ce4
[INFO] running `Command { std: "docker" "start" "-a" "46391cf8700e1aed598083d5be3c7ba8aa3d8b9fbdf6afb03c4b6b136ebf3ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46391cf8700e1aed598083d5be3c7ba8aa3d8b9fbdf6afb03c4b6b136ebf3ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46391cf8700e1aed598083d5be3c7ba8aa3d8b9fbdf6afb03c4b6b136ebf3ce4", kill_on_drop: false }`
[INFO] [stdout] 46391cf8700e1aed598083d5be3c7ba8aa3d8b9fbdf6afb03c4b6b136ebf3ce4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8a20a9cbcd3bdc2c48ad9892b369a3da528112fbdc2c5364ebc67ee539733fe
[INFO] running `Command { std: "docker" "start" "-a" "c8a20a9cbcd3bdc2c48ad9892b369a3da528112fbdc2c5364ebc67ee539733fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling taskio v0.1.0-alpha-1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "c8a20a9cbcd3bdc2c48ad9892b369a3da528112fbdc2c5364ebc67ee539733fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a20a9cbcd3bdc2c48ad9892b369a3da528112fbdc2c5364ebc67ee539733fe", kill_on_drop: false }`
[INFO] [stdout] c8a20a9cbcd3bdc2c48ad9892b369a3da528112fbdc2c5364ebc67ee539733fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3aed4095c3d53420db8e51f34e9b6bf578e32955b188e1f8f7bf33c19620ffff
[INFO] running `Command { std: "docker" "start" "-a" "3aed4095c3d53420db8e51f34e9b6bf578e32955b188e1f8f7bf33c19620ffff", kill_on_drop: false }`
[INFO] [stderr]    Compiling taskio v0.1.0-alpha-1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "3aed4095c3d53420db8e51f34e9b6bf578e32955b188e1f8f7bf33c19620ffff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aed4095c3d53420db8e51f34e9b6bf578e32955b188e1f8f7bf33c19620ffff", kill_on_drop: false }`
[INFO] [stdout] 3aed4095c3d53420db8e51f34e9b6bf578e32955b188e1f8f7bf33c19620ffff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b57daa2750efcf06bdbc23ca60a0302a2fe389784618e38495d4e1e22f287ac1
[INFO] running `Command { std: "docker" "start" "-a" "b57daa2750efcf06bdbc23ca60a0302a2fe389784618e38495d4e1e22f287ac1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/taskio-bf204364e3113778)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests taskio
[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 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" "b57daa2750efcf06bdbc23ca60a0302a2fe389784618e38495d4e1e22f287ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b57daa2750efcf06bdbc23ca60a0302a2fe389784618e38495d4e1e22f287ac1", kill_on_drop: false }`
[INFO] [stdout] b57daa2750efcf06bdbc23ca60a0302a2fe389784618e38495d4e1e22f287ac1