[INFO] fetching crate vt 0.2.1...
[INFO] checking vt-0.2.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate vt 0.2.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate vt 0.2.1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vt 0.2.1
[INFO] finished tweaking crates.io crate vt 0.2.1
[INFO] tweaked toml for crates.io crate vt 0.2.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate vt 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5eefee58cd587d17980734577acca01d8c174a15e0aa78ccf43937a6ffbebf43
[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" "5eefee58cd587d17980734577acca01d8c174a15e0aa78ccf43937a6ffbebf43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eefee58cd587d17980734577acca01d8c174a15e0aa78ccf43937a6ffbebf43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eefee58cd587d17980734577acca01d8c174a15e0aa78ccf43937a6ffbebf43", kill_on_drop: false }`
[INFO] [stdout] 5eefee58cd587d17980734577acca01d8c174a15e0aa78ccf43937a6ffbebf43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 558d43322d411e141517c2a07d984c2bfcedfaab0cbfe670a793c9e68df5611a
[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" "558d43322d411e141517c2a07d984c2bfcedfaab0cbfe670a793c9e68df5611a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vt v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/ffi.rs:29:48
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let mut data: $t = ::std::mem::uninitialized();
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 | ioctl_get_wrapper!(vt_openqry, VT_OPENQRY, c_int);
[INFO] [stdout]    | ------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `ioctl_get_wrapper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/ffi.rs:29:48
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let mut data: $t = ::std::mem::uninitialized();
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 | ioctl_get_wrapper!(vt_getstate, VT_GETSTATE, VtStat);
[INFO] [stdout]    | ---------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `ioctl_get_wrapper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/ffi.rs:29:48
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let mut data: $t = ::std::mem::uninitialized();
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 | ioctl_get_wrapper!(vt_openqry, VT_OPENQRY, c_int);
[INFO] [stdout]    | ------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `ioctl_get_wrapper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/ffi.rs:29:48
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let mut data: $t = ::std::mem::uninitialized();
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 | ioctl_get_wrapper!(vt_getstate, VT_GETSTATE, VtStat);
[INFO] [stdout]    | ---------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `ioctl_get_wrapper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.82s
[INFO] running `Command { std: "docker" "inspect" "558d43322d411e141517c2a07d984c2bfcedfaab0cbfe670a793c9e68df5611a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558d43322d411e141517c2a07d984c2bfcedfaab0cbfe670a793c9e68df5611a", kill_on_drop: false }`
[INFO] [stdout] 558d43322d411e141517c2a07d984c2bfcedfaab0cbfe670a793c9e68df5611a