[INFO] fetching crate microcrates-bytes 0.4.8...
[INFO] checking microcrates-bytes-0.4.8 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate microcrates-bytes 0.4.8 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate microcrates-bytes 0.4.8 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate microcrates-bytes 0.4.8
[INFO] finished tweaking crates.io crate microcrates-bytes 0.4.8
[INFO] tweaked toml for crates.io crate microcrates-bytes 0.4.8 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "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" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 446491c3f1f4e34f245a3ef8c94318563bf000c565e08414d3496a1d5d1e090b
[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" "446491c3f1f4e34f245a3ef8c94318563bf000c565e08414d3496a1d5d1e090b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "446491c3f1f4e34f245a3ef8c94318563bf000c565e08414d3496a1d5d1e090b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446491c3f1f4e34f245a3ef8c94318563bf000c565e08414d3496a1d5d1e090b", kill_on_drop: false }`
[INFO] [stdout] 446491c3f1f4e34f245a3ef8c94318563bf000c565e08414d3496a1d5d1e090b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ad92a819176775c8bce52238b052c0df857e27153388a64f193bb5b5359c9eb
[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" "0ad92a819176775c8bce52238b052c0df857e27153388a64f193bb5b5359c9eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking microcrates-bytes v0.4.8 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         try!(write!(fmt, "b\""));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 | #![deny(warnings, missing_docs, missing_debug_implementations)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 try!(write!(fmt, "\\n"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 try!(write!(fmt, "\\r"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 try!(write!(fmt, "\\t"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 try!(write!(fmt, "\\{}", c as char));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 try!(write!(fmt, "\\0"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 try!(write!(fmt, "{}", c as char));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 try!(write!(fmt, "\\x{:02x}", c));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         try!(write!(fmt, "\""));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/bytes.rs:1550:40
[INFO] [stdout]      |
[INFO] [stdout] 1550 |                 let mut inner: Inner = mem::uninitialized();
[INFO] [stdout]      |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/bytes.rs:1736:40
[INFO] [stdout]      |
[INFO] [stdout] 1736 |                 let mut inner: Inner = mem::uninitialized();
[INFO] [stdout]      |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/bytes.rs:2012:36
[INFO] [stdout]      |
[INFO] [stdout] 2012 |             let mut inner: Inner = mem::uninitialized();
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microcrates-bytes`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0ad92a819176775c8bce52238b052c0df857e27153388a64f193bb5b5359c9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad92a819176775c8bce52238b052c0df857e27153388a64f193bb5b5359c9eb", kill_on_drop: false }`
[INFO] [stdout] 0ad92a819176775c8bce52238b052c0df857e27153388a64f193bb5b5359c9eb